Ruby: Remove unused test file

ruby/ql/test/library-tests/frameworks/Eval.rb

@@ -1,24 +0,0 @@
-# Uses of eval and send
-
-eval("raise \"error\"", binding, "file", 1)
-send("raise", "error")
-
-a = []
-a.send("push", "1")
-
-class Foo
-  def eval(x)
-    x + 1
-  end
-
-  def send(*args)
-    2
-  end
-
-  def run
-    eval("exit 1")
-  end
-end
-
-Foo.new.send("exit", 1)
-Foo.module_eval("def bar; 1; end", "other_file.rb", 2)