Clean up false positives for EOL Go and Linux Test Project (#989)

Signed-off-by: egibs <20933572+egibs@users.noreply.github.com>

Author: egibs

rules/false_positives/go_1.17.yara

@@ -0,0 +1,11 @@
+rule go_1_17_override: override {
+  meta:
+    description                            = "linux_amd64/link"
+    ARKBIRD_SOLG_APT_APT34_RDAT_Feb_2021_1 = "low"
+
+  strings:
+    $build_id = "OZ4MIHRt5yYNzPxU6QuH/qAeXWMvY1RJrUXB6xka1/4fdCwddvzTvjJBZrCo2S/DCU7CoUCdrRvbKi6ROH6"
+
+  condition:
+    all of them
+}

rules/false_positives/ltp.yara

@@ -0,0 +1,24 @@
+rule ltp_dirtypipe_override: override {
+  meta:
+    description                          = "testcases/bin/dirtypipe"
+    Linux_Exploit_CVE_2022_0847_e831c285 = "high"
+
+  strings:
+    $dirtypipe = "@dirtypipe.c"
+    $ltp       = "LTPROOT                  Prefix for installed LTP (default: /opt/ltp)"
+
+  condition:
+    all of them
+}
+
+rule ltp_runsched_override: override {
+  meta:
+    description                                   = "testcases/bin/run_sched_cliserv.sh"
+    SIGNATURE_BASE_WEBSHELL_ASPX_Proxyshell_Aug15 = "harmless"
+
+  strings:
+    $cmd = "pthcli 127.0.0.1 $LTPROOT/testcases/bin/data"
+
+  condition:
+    all of them
+}