[GR-32154] --engine.InstrumentExceptionsAreThrown=true is default now, no need to set it

Author: eregon

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

@@ -69,8 +69,6 @@ protected List<String> preprocessArguments(List<String> args, Map<String, String
             polyglotOptions.put(OptionsCatalog.LAUNCHER.getName(), launcher);
         }
 
-        // Instrumentation should not swallow exceptions, especially exceptions from Truffle safepoints (GR-32154)
-        polyglotOptions.put("engine.InstrumentExceptionsAreThrown", "true");
         // TruffleRuby is never distributed without the GraalVM compiler, so this warning is not necessary
         polyglotOptions.put("engine.WarnInterpreterOnly", "false");