Ruby: And another missing tag.

Author: geoffw0

ruby/ql/test/query-tests/experimental/improper-memoization/ImproperMemoization.expected

@@ -1,5 +1,4 @@
 testFailures
-| improper_memoization.rb:100:1:104:3 | m14 | Unexpected result: result=BAD |
 #select
 | improper_memoization.rb:50:1:55:3 | m7 | improper_memoization.rb:50:8:50:10 | arg | improper_memoization.rb:51:3:53:5 | ... \|\|= ... |
 | improper_memoization.rb:58:1:63:3 | m8 | improper_memoization.rb:58:8:58:10 | arg | improper_memoization.rb:59:3:61:5 | ... \|\|= ... |

ruby/ql/test/query-tests/experimental/improper-memoization/improper_memoization.rb

@@ -101,4 +101,4 @@ def m14(arg)
   @m14 ||= {}
   key = "foo/#{arg}"
   @m14[key] ||= long_running_method(arg)
-end
+end # $ SPURIOUS: result=BAD