feat(graphql): change delta table pk format for cpk

[sundersc]

Description of changes

This PR changes the delta table partition key format for better sync performance with models having custom primary key. New attributes are added to mutations and sync queries resolvers to notify AppSync to use the newly improved data format.

Issue #, if available

#1798

Description of how you validated changes

• yarn test
• new e2e test
• manual test

Checklist

• PR description included
• yarn test passes
• Tests are changed or added
• Relevant documentation is changed or added (and PR referenced)
• New AWS SDK calls or CloudFormation actions have been added to relevant test and service IAM policies

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[lgtm-com]

This pull request introduces 1 alert when merging f7fc30b into f993270 - view on LGTM.com

new alerts:

• 1 for Unused variable, import, function or class

[codecov-commenter]

Codecov Report

Merging #594 (b886bb4) into main (6a7b9f3) will increase coverage by 0.17%.
The diff coverage is 65.62%.

@@            Coverage Diff             @@
##             main     #594      +/-   ##
==========================================
+ Coverage   63.14%   63.31%   +0.17%     
==========================================
  Files         278      282       +4     
  Lines       18125    18373     +248     
  Branches     4375     4461      +86     
==========================================
+ Hits        11445    11633     +188     
- Misses       6093     6129      +36     
- Partials      587      611      +24     

Impacted Files	Coverage Δ
...-graphql-auth-transformer/src/utils/definitions.ts	100.00% <ø> (ø)
...on-transformer/src/graphql-function-transformer.ts	93.54% <ø> (ø)
...l-http-transformer/src/graphql-http-transformer.ts	96.21% <ø> (ø)
...searchable-transformer/src/cdk/create-cfnOutput.ts	100.00% <ø> (ø)
...ql-transformer-core/src/cdk-compat/nested-stack.ts	10.20% <ø> (ø)
...ql-transformer-core/src/cdk-compat/schema-asset.ts	65.21% <ø> (ø)
...transformer-core/src/transformer-context/output.ts	2.43% <0.00%> (-0.35%)	⬇️
...graphql-transformer-core/src/utils/schema-utils.ts	18.18% <0.00%> (-4.55%)	⬇️
...graphql-elasticsearch-transformer/src/resources.ts	100.00% <ø> (ø)
packages/graphql-transformer-core/src/index.ts	97.29% <ø> (ø)
... and 70 more

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