fix lint

Author: vaol

spec/defines/server/grant_spec.rb

@@ -396,11 +396,11 @@ class {'postgresql::server':}
         onlyif_exists: true,
       }
     end
-  
+
     let :pre_condition do
       "class {'postgresql::server':}"
     end
-  
+
     it { is_expected.to compile.with_all_deps }
     it { is_expected.to contain_postgresql__server__grant('test') }
     it do
@@ -410,4 +410,4 @@ class {'postgresql::server':}
         .with_onlyif(%r{SELECT true FROM pg_tables WHERE tablename = 'mytable'}m)
     end
   end
-end
+end