Remove a couple unsupported options from collectArguments()

Author: eregon

src/launcher/java/org/truffleruby/launcher/RubyLauncher.java

@@ -159,8 +159,6 @@ protected void collectArguments(Set<String> options) {
                 "--copyright",
                 "--enable", "--disable",
                 "--external-encoding", "--internal-encoding",
-                "--yydebug",
-                "--debug-frozen-string-literal",
                 "--version"));
     }