add function to strip nonascii and stringify numbers

[markkuhn]

Issue #, if available: #58

Related:

• Add validation for dimension values aws-embedded-metrics-node#131

Description of changes:
Added a function to strip non-ascii characters and convert numerical values to strings for dimension set values.

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[hussam789]

PR Code Suggestions ✨

Category	Suggestion	Impact
General	Fix typo in function name There's a typo in the test function name: "dimenions" should be "dimensions". Fix the spelling to maintain consistency with other test function names. tests/serializer/test_log_serializer.py [60] -def test_serialize_dimenions_with_non_ascii_values(): +def test_serialize_dimensions_with_non_ascii_values(): Apply this suggestion Suggestion importance[1-10]: 5 __ Why: Correcting the spelling mistake in the test function improves clarity and consistency in the codebase, though it is a relatively minor change.	Low
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