(PA-4573) Removes Debian 9

Debian 9 ("stretch") hit end the end of its LTS support in June
2022. This commit removes Debian 9 from all Vanagon platforms
and components.

configs/components/_base-ruby-selinux.rb

@@ -8,7 +8,7 @@
 host_ruby ||= settings[:host_ruby]
 ruby_bindir ||= settings[:ruby_bindir]
 
-if platform.name =~ /el-(6|7)|debian-9|ubuntu-(16|18.04-amd64)/
+if platform.name =~ /el-(6|7)|ubuntu-(16|18.04-amd64)/
   pkg.version "2.0.94"
   pkg.md5sum "544f75aab11c2af352facc51af12029f"
   pkg.url "https://raw.githubusercontent.com/wiki/SELinuxProject/selinux/files/releases/20100525/devel/libselinux-#{pkg.get_version}.tar.gz"
@@ -36,7 +36,7 @@
 cflags = ""
 
 # The platforms below use pl-build-tools
-unless platform.name =~ /el-(6|7)|debian-9|ubuntu-(16|18.04-amd64)/
+unless platform.name =~ /el-(6|7)|ubuntu-(16|18.04-amd64)/
   cc = '/usr/bin/gcc'
   cflags += "#{settings[:cppflags]} #{settings[:cflags]}"
 end

configs/components/augeas.rb

@@ -72,11 +72,7 @@
       pkg.environment "LDFLAGS", settings[:ldflags]
     end
   elsif platform.is_deb?
-    if platform.name =~ /debian-9/
-      pkg.requires 'libreadline7'
-    else
-      pkg.requires 'libreadline6'
-    end
+    pkg.requires 'libreadline6'
 
     if platform.is_cross_compiled_linux?
       pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH):#{settings[:bindir]}"

configs/components/boost.rb

@@ -117,7 +117,7 @@
     pkg.environment "CXXFLAGS", "-pthread"
     pkg.environment "PATH", "/opt/freeware/bin:/opt/pl-build-tools/bin:$(PATH)"
     linkflags = "-Wl,-L#{settings[:libdir]},-L/opt/pl-build-tools/lib"
-  elsif platform.name =~ /debian-9|el-[567]|redhatfips-7|sles-(:?11|12)|ubuntu-(:?14.04|18.04-amd64)/
+  elsif platform.name =~ /el-[567]|redhatfips-7|sles-(:?11|12)|ubuntu-(:?14.04|18.04-amd64)/
     pkg.environment "PATH", "/opt/pl-build-tools/bin:#{settings[:bindir]}:$(PATH)"
     linkflags = "-Wl,-rpath=#{settings[:libdir]},-rpath=#{settings[:libdir]}64"
   else

configs/components/runtime-agent.rb

@@ -43,7 +43,7 @@
     pkg.install_file "#{settings[:tools_root]}/bin/libiconv-2.dll", "#{settings[:ruby_bindir]}/libiconv-2.dll"
     pkg.install_file "#{settings[:tools_root]}/bin/libffi-6.dll", "#{settings[:ruby_bindir]}/libffi-6.dll"
   elsif platform.is_solaris? ||
-        platform.name =~ /debian-9|el-[567]|redhatfips-7|sles-(:?11|12)|ubuntu-(:?14.04|18.04-amd64)/
+        platform.name =~ /el-[567]|redhatfips-7|sles-(:?11|12)|ubuntu-(:?14.04|18.04-amd64)/
     pkg.install do
       "bash runtime.sh #{libdir} puppet"
     end