badwords: fix issues found in tests

There remain some false positives, hits in test data, and `dir` use,
around 100 issues in total.

There is no plan to enforce badwords on tests.

Also:
- badwords.txt: let a few `manpage[s]` occurrences through
  (in Perl code).

Closes curl#19541

Author: vszakats

.github/scripts/badwords.txt

@@ -75,5 +75,5 @@ file names\b:filenames
 ---WWW::Curl
 ---NET::Curl
 ---Curl Corporation
-\bmanpages[^./&:-]:man pages
-\bmanpage[^si./&:-]:man page
+\bmanpages[^./;=&{:-]:man pages
+\bmanpage[^si./;=&{:-]:man page

tests/Makefile.am

@@ -84,7 +84,7 @@ EXTRA_DIST =        \
  valgrind.supp      \
  $(TESTSCRIPTS)
 
-# we have two variables here to make sure DIST_SUBDIRS won't get 'unit'
+# we have two variables here to make sure DIST_SUBDIRS does not get 'unit'
 # added twice as then targets such as 'distclean' misbehave and try to
 # do things twice in that subdir at times (and thus fails).
 if BUILD_UNITTESTS
@@ -108,7 +108,7 @@ curl:
 TEST_COMMON =
 
 if CROSSCOMPILING
-TEST = @echo "NOTICE: we can't run the tests when cross-compiling!"
+TEST = @echo "NOTICE: we cannot run the tests when cross-compiling!"
 PYTEST = $(TEST)
 else # if not cross-compiling:
 
@@ -124,8 +124,8 @@ TEST_F = -a -w -p -r
 TEST_T = -a -w -t -j20
 TEST_E = -a -w -e
 
-# ~<keyword> means that it will run all tests matching the keyword, but will
-# ignore their results (since these ones are likely to fail for no good reason)
+# ~<keyword> means that it runs all tests matching the keyword, but ignores
+# their results (since these ones are likely to fail for no good reason)
 TEST_NF = -a -w -p ~flaky ~timing-dependent
 
 # special target for CI use

tests/allversions.pm

@@ -33,7 +33,7 @@ our %pastversion;
 sub allversions {
     my ($file) = @_;
     open(A, "<$file") ||
-        die "can't open the versions file $file\n";
+        die "cannot open the versions file $file\n";
     my $before = 1;
     my $relcount;
     while(<A>) {

tests/certs/genserv.pl

@@ -55,7 +55,7 @@ sub opensslfail {
 } elsif(! -f "$CAPREFIX-ca.cacert" ||
         ! -f "$CAPREFIX-ca.key") {
 
-    if($OPENSSL eq basename($OPENSSL)) {  # has no dir component
+    if($OPENSSL eq basename($OPENSSL)) {  # has no directory component
         # find openssl in PATH
         my $found = 0;
         foreach(File::Spec->path()) {

tests/certs/test-ca.prm

@@ -27,6 +27,6 @@ string_mask             = utf8only
 countryName             = "Country Name"
 countryName_value       = NN
 organizationName        = "Organization Name"
-organizationName_value  = Edel Curl Arctic Illudium Research Cloud
+organizationName_value  = Edel curl Arctic Illudium Research Cloud
 commonName              = "Common Name"
 commonName_value        = Northern Nowhere Trust Anchor

tests/certs/test-client-cert.prm

@@ -29,6 +29,6 @@ string_mask             = utf8only
 countryName             = "Country Name is Northern Nowhere"
 countryName_value       = NN
 organizationName        = "Organization Name"
-organizationName_value  = Edel Curl Arctic Illudium Research Cloud
+organizationName_value  = Edel curl Arctic Illudium Research Cloud
 commonName              = "Common Name"
 commonName_value        = localhost

tests/certs/test-client-eku-only.prm

@@ -29,6 +29,6 @@ string_mask             = utf8only
 countryName             = "Country Name is Northern Nowhere"
 countryName_value       = NN
 organizationName        = "Organization Name"
-organizationName_value  = Edel Curl Arctic Illudium Research Cloud
+organizationName_value  = Edel curl Arctic Illudium Research Cloud
 commonName              = "Common Name"
 commonName_value        = localhost

tests/certs/test-localhost-san-first.prm

@@ -29,6 +29,6 @@ string_mask             = utf8only
 countryName             = "Country Name is Northern Nowhere"
 countryName_value       = NN
 organizationName        = "Organization Name"
-organizationName_value  = Edel Curl Arctic Illudium Research Cloud
+organizationName_value  = Edel curl Arctic Illudium Research Cloud
 commonName              = "Common Name"
 commonName_value        = localhost.nn

tests/certs/test-localhost-san-last.prm

@@ -29,6 +29,6 @@ string_mask             = utf8only
 countryName             = "Country Name is Northern Nowhere"
 countryName_value       = NN
 organizationName        = "Organization Name"
-organizationName_value  = Edel Curl Arctic Illudium Research Cloud
+organizationName_value  = Edel curl Arctic Illudium Research Cloud
 commonName              = "Common Name"
 commonName_value        = localhost.nn

tests/certs/test-localhost.nn.prm

@@ -29,6 +29,6 @@ string_mask             = utf8only
 countryName             = "Country Name is Northern Nowhere"
 countryName_value       = NN
 organizationName        = "Organization Name"
-organizationName_value  = Edel Curl Arctic Illudium Research Cloud
+organizationName_value  = Edel curl Arctic Illudium Research Cloud
 commonName              = "Common Name"
 commonName_value        = localhost.nn