Bump semver and aws-cdk-lib in /release/staging-resources-cdk (#3047)

Bumps [semver](https://github.com/npm/node-semver) to 7.5.3 and updates ancestor dependencies [semver](https://github.com/npm/node-semver) and [aws-cdk-lib](https://github.com/aws/aws-cdk/tree/HEAD/packages/aws-cdk-lib). These dependencies need to be updated together.


Updates `semver` from 6.3.0 to 7.5.3
- [Release notes](https://github.com/npm/node-semver/releases)
- [Changelog](https://github.com/npm/node-semver/blob/main/CHANGELOG.md)
- [Commits](npm/node-semver@v6.3.0...v7.5.3)

Updates `semver` from 5.7.1 to 7.5.3
- [Release notes](https://github.com/npm/node-semver/releases)
- [Changelog](https://github.com/npm/node-semver/blob/main/CHANGELOG.md)
- [Commits](npm/node-semver@v6.3.0...v7.5.3)

Updates `aws-cdk-lib` from 2.80.0 to 2.88.0
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.md)
- [Commits](https://github.com/aws/aws-cdk/commits/v2.88.0/packages/aws-cdk-lib)

---
updated-dependencies:
- dependency-name: semver
  dependency-type: indirect
- dependency-name: semver
  dependency-type: indirect
- dependency-name: aws-cdk-lib
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

release/staging-resources-cdk/package.json

@@ -25,7 +25,7 @@
     "typescript": "~3.9.7"
   },
   "dependencies": {
-    "aws-cdk-lib": "2.80.0",
+    "aws-cdk-lib": "2.88.0",
     "constructs": "^10.0.0",
     "source-map-support": "^0.5.16"
   }