add querydefinitions resource type for cloudwatch logs

[sfbaker7]

Issue #, if available:

Description of changes:

This PR adds a CFN resource type for CloudwatchLogs QueryDefnition resource. Please ping bakerstu@ internally for links to onboarding or security review tickets.

Testing This change was verified with unit tests and SAM tests. All Contract tests pass as well

====================================== 13 passed, 3 skipped, 8 warnings in 1042.83s (0:17:22) =======================================

[INFO] -------------------------------------------------------
[INFO]  T E S T S
[INFO] -------------------------------------------------------
[INFO] Running software.amazon.logs.querydefinitions.ReadHandlerTest
[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.102 s - in software.amazon.logs.querydefinitions.ReadHandlerTest
[INFO] Running software.amazon.logs.querydefinitions.CreateHandlerTest
[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.083 s - in software.amazon.logs.querydefinitions.CreateHandlerTest
[INFO] Running software.amazon.logs.querydefinitions.ListHandlerTest
[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.067 s - in software.amazon.logs.querydefinitions.ListHandlerTest
[INFO] Running software.amazon.logs.querydefinitions.UpdateHandlerTest
[INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.044 s - in software.amazon.logs.querydefinitions.UpdateHandlerTest
[INFO] Running software.amazon.logs.querydefinitions.DeleteHandlerTest
[INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.13 s - in software.amazon.logs.querydefinitions.DeleteHandlerTest
[INFO]

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