tests: skip tests and add expected results (#985)

Signed-off-by: Louis Mandel <[email protected]>

Author: mandel

tests/results/examples/prompt_library/gsm8k_react.2.result

@@ -0,0 +1 @@
+Result: {'answer': '$5760'}

tests/test_examples_run.yaml

@@ -22,7 +22,9 @@ skip:
   - examples/granite-io/granite_io_transformers.pdl
   - examples/granite-io/granite_io_thinking.pdl
   - examples/granite-io/granite_io_object.pdl
+  - examples/granite-io/granite_io_openai.pdl
   - examples/granite-io/granite_io_hallucinations.pdl
+  - examples/demos/granite_io_hallucinations.pdl
   - examples/optimizer/mbpp.pdl
   - examples/optimizer/fever.pdl
   - examples/optimizer/gsm8k.pdl