Fix wording on some test cases

Author: gerases

lib/puppet-lint/plugins/check_whitespace/space_before_arrow.rb

@@ -22,7 +22,7 @@
 #   bar  => 'baz',
 # }
 #
-# is handled by the "arrow_alignment") plugin.
+# is handled by the "arrow_alignment" plugin.
 
 PuppetLint.new_check(:space_before_arrow) do
   def check

spec/unit/puppet-lint/plugins/check_whitespace/space_before_arrow_spec.rb

@@ -58,7 +58,7 @@
     end
 
     context 'with fix disabled' do
-      it 'does not detect any problems' do
+      it 'detects extra space before arrow' do
         expect(problems.size).to eq(1)
       end
 
@@ -96,7 +96,7 @@
     end
 
     context 'with fix disabled' do
-      it 'does not detect any problems' do
+      it 'detects extra space before arrow' do
         expect(problems.size).to eq(1)
       end