[Partial fix for #1372]Added SimpleTypesExcludeFilter to exlcude validat...

...ion on simple types and also added tests to cover scenarios.

@yishaigalatzer @pranavkm @rynowak @harshgMSFT 

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- This PR does not have comments. I will add them once we agree upon the changes.
So then deserialize it into a dictionary? You can look at the key and the error message, and that gives you a very precise way to validate it.