Add retry mechanism to create amplify e2e test

[sobolk]

Problem

Handles

Changes

1. Generalize retry predicate from package manager test.
2. Use it in create amplify test.
3. Add connection error.

Validation

This PR checks.

Checklist

• [ ] If this PR includes a functional change to the runtime behavior of the code, I have added or updated automated test coverage for this change.
• [ ] If this PR requires a change to the Project Architecture README, I have included that update in this PR.
• [ ] If this PR requires a docs update, I have linked to that docs PR above.
• [ ] If this PR modifies E2E tests, makes changes to resource provisioning, or makes SDK calls, I have run the PR checks with the run-e2e label set.

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

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🦋 Changeset detected

Latest commit: 2b482319706bee3ca51bed170a7351c489df615d

The changes in this PR will be included in the next version bump.

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[sobolk]

looks good, are customers hitting this too?

They are. But that's happening in package manager before our code is called or when we call package manager to install deps. we don't have control over that.