(PA-7105) Remove rubygem-rexml component from main and add only to 7.x

Author: skyamgarp

configs/projects/_shared-agent-components.rb

@@ -62,11 +62,6 @@
 proj.component 'rubygem-fast_gettext'
 proj.component 'rubygem-ffi'
 
-# We add rexml explicitly in here because even though ruby 3 ships with rexml as its default gem, the version
-# of rexml it ships with contains CVE-2024-41946, CVE-2024-41123, CVE-2024-35176 and CVE-2024-39908.
-# So, we add it here to update to a higher version
-# free from the CVEs.
-proj.component 'rubygem-rexml'
 
 if platform.is_windows? || platform.is_solaris? || platform.is_aix?
   proj.component 'rubygem-minitar'

configs/projects/agent-runtime-7.x.rb

@@ -61,6 +61,12 @@
   proj.component 'rubygem-thor'
   proj.component 'rubygem-scanf'
 
+  # We add rexml explicitly in here because even though ruby 3 ships with rexml as its default gem, the version
+  # of rexml it ships with contains CVE-2024-41946, CVE-2024-41123, CVE-2024-35176 and CVE-2024-39908.
+  # So, we add it here to update to a higher version
+  # free from the CVEs.
+  proj.component 'rubygem-rexml'
+
   if platform.is_linux?
     proj.component "virt-what"
     proj.component "dmidecode" unless platform.architecture =~ /ppc64/