Remove patch checks from audit

Library/Homebrew/dev-cmd/audit.rb

@@ -168,14 +168,6 @@ module Homebrew
       @text.split("\n__END__").first
     end
 
-    def data?
-      /^[^#]*\bDATA\b/ =~ @text
-    end
-
-    def end?
-      /^__END__$/ =~ @text
-    end
-
     def trailing_newline?
       /\Z\n/ =~ @text
     end
@@ -234,12 +226,6 @@ module Homebrew
     end
 
     def audit_file
-      # TODO: check could be in RuboCop
-      problem "'DATA' was found, but no '__END__'" if text.data? && !text.end?
-
-      # TODO: check could be in RuboCop
-      problem "'__END__' was found, but 'DATA' is not used" if text.end? && !text.data?
-
       # TODO: check could be in RuboCop
       if text.to_s.match?(/inreplace [^\n]* do [^\n]*\n[^\n]*\.gsub![^\n]*\n\ *end/m)
         problem "'inreplace ... do' was used for a single substitution (use the non-block form instead)."

Library/Homebrew/test/dev-cmd/audit_spec.rb

@@ -41,8 +41,6 @@ module Homebrew
         url "https://www.brew.sh/valid-1.0.tar.gz"
       RUBY
 
-      expect(ft).not_to have_data
-      expect(ft).not_to have_end
       expect(ft).to have_trailing_newline
 
       expect(ft =~ /\burl\b/).to be_truthy
@@ -55,20 +53,6 @@ module Homebrew
       ft = formula_text "newline"
       expect(ft).to have_trailing_newline
     end
-
-    specify "#data?" do
-      ft = formula_text "data", <<~RUBY
-        patch :DATA
-      RUBY
-
-      expect(ft).to have_data
-    end
-
-    specify "#end?" do
-      ft = formula_text "end", "", patch: "__END__\na patch here"
-      expect(ft).to have_end
-      expect(ft.without_patch).to eq("class End < Formula\n  \nend")
-    end
   end
 
   describe FormulaAuditor do
@@ -96,31 +80,6 @@ module Homebrew
     end
 
     describe "#audit_file" do
-      specify "DATA but no __END__" do
-        fa = formula_auditor "foo", <<~RUBY
-          class Foo < Formula
-            url "https://brew.sh/foo-1.0.tgz"
-            patch :DATA
-          end
-        RUBY
-
-        fa.audit_file
-        expect(fa.problems).to eq(["'DATA' was found, but no '__END__'"])
-      end
-
-      specify "__END__ but no DATA" do
-        fa = formula_auditor "foo", <<~RUBY
-          class Foo < Formula
-            url "https://brew.sh/foo-1.0.tgz"
-          end
-          __END__
-          a patch goes here
-        RUBY
-
-        fa.audit_file
-        expect(fa.problems).to eq(["'__END__' was found, but 'DATA' is not used"])
-      end
-
       specify "no issue" do
         fa = formula_auditor "foo", <<~RUBY
           class Foo < Formula