RFR(XXS) [TESTBUG] TestOptionsWithRanges_generate.sh should be excluded from testing

[Ioi Lam]

Hi, please review this very small change:

https://bugs.openjdk.java.net/browse/JDK-8237046

--- 
a/test/hotspot/jtreg/runtime/CommandLine/OptionsValidation/TestOptionsWithRanges_generate.sh
+++ 
b/test/hotspot/jtreg/runtime/CommandLine/OptionsValidation/TestOptionsWithRanges_generate.sh
@@ -20,6 +20,8 @@
  # questions.

  # Generate the @test tags inside TestOptionsWithRanges.java
+# @ignore
+# This is not a test, but rather a script that generates actual tests.

  echo "// --- start auto-generated"
  echo "// the following portion is auto-generated by $0. Do not edit 
manually."


Thanks
- Ioi