More alternatives for non-inclusive words

Our conversations brought up some more alternatives for non-inclusive
words, so let's get them added to the tests.

doc/.vale/gitlab/InclusionAbleism.yml

@@ -11,4 +11,4 @@ level: suggestion
 ignorecase: true
 swap:
   sanity (?:check|test): check for completeness
-  dummy: placeholder
+  dummy: placeholder, sample, fake

doc/.vale/gitlab/InclusionCultural.yml

@@ -12,5 +12,5 @@ ignorecase: true
 swap:
   blacklist(?:ed|ing|s)?: denylist
   whitelist(?:ed|ing|s)?: allowlist
-  master: primary
+  master: primary, main
   slave: secondary