tests: improve compatibility for http2 upstream test cases.

Author: zhuizhuhaomeng

t/138-balancer.t

@@ -698,6 +698,7 @@ hello world: HTTP/2.0
 --- no_error_log
 [error]
 [crit]
+--- skip_nginx: 4: < 1.29.4
 
 
 
@@ -736,3 +737,4 @@ qr/502 Bad Gateway/
 [error]
 --- error_log eval
 qr/SSL_do_handshake.*(?:no application protocol|NO_APPLICATION_PROTOCOL).*SSL alert number 120\) while SSL handshaking to upstream/
+--- skip_nginx: 4: < 1.29.4

util/build.sh

@@ -37,7 +37,7 @@ time ngx-build $force $version \
           --with-http_ssl_module \
           --add-module=$root/../ndk-nginx-module \
           --add-module=$root/../set-misc-nginx-module \
-          --with-ld-opt="-L$PCRE2_LIB -L$OPENSSL_LIB -Wl,-rpath,$PCRE2_LIB:$LIBDRIZZLE_LIB:$OPENSSL_LIB" \
+          --with-ld-opt="-L$PCRE2_LIB -L$OPENSSL_LIB -L$LUAJIT_LIB -Wl,-rpath,$PCRE2_LIB:$LIBDRIZZLE_LIB:$OPENSSL_LIB:$LUAJIT_LIB" \
           --without-mail_pop3_module \
           --without-mail_imap_module \
           --with-http_image_filter_module \