test: fix layer e2e, env name has 10 character limit

[jhockett]

Description of changes

This PR fixes the failing layer-1.test.ts e2e test due to the environment name being too long

Issue #, if available

https://app.circleci.com/pipelines/github/aws-amplify/amplify-cli/22457/workflows/f59c5276-1241-40b8-a6a5-8cd0f2b85d40/jobs/1038177

Description of how you validated changes

Checklist

• PR description included
• Tests are changed or added
• Pull request labels are added

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

[sobolk]

Thank you!

[codecov-commenter]

Codecov Report

Merging #13021 (d457bdc) into dev (ec9a2ba) will increase coverage by 48.45%.
Report is 270 commits behind head on dev.
The diff coverage is 58.79%.

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@@             Coverage Diff             @@
##              dev   #13021       +/-   ##
===========================================
+ Coverage    0.00%   48.45%   +48.45%     
===========================================
  Files        1296      842      -454     
  Lines      149743    38038   -111705     
  Branches     1296     7789     +6493     
===========================================
+ Hits            0    18432    +18432     
+ Misses     148447    18016   -130431     
- Partials     1296     1590      +294     

Files Changed	Coverage Δ
...rmation/auth-stack-builder/auth-stack-transform.ts	91.30% <0.00%> (+91.30%)	⬆️
...tack-builder/auth-user-pool-group-stack-builder.ts	51.72% <ø> (+51.72%)	⬆️
...h-stack-builder/user-pool-group-stack-transform.ts	94.59% <0.00%> (+94.59%)	⬆️
.../src/provider-utils/awscloudformation/constants.ts	100.00% <ø> (+100.00%)	⬆️
...e-walkthrough-types/awsCognito-user-input-types.ts	100.00% <ø> (+100.00%)	⬆️
...vice-walkthrough-types/cognito-user-input-types.ts	100.00% <ø> (+100.00%)	⬆️
...y-category-function/src/commands/function/build.ts	0.00% <0.00%> (ø)
...ify-category-function/src/events/prePushHandler.ts	33.33% <0.00%> (+33.33%)	⬆️
...ider-utils/awscloudformation/utils/layerHelpers.ts	21.80% <0.00%> (+21.80%)	⬆️
...er-utils/awscloudformation/utils/storeResources.ts	30.38% <ø> (+30.38%)	⬆️
... and 69 more

... and 1229 files with indirect coverage changes

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