Bump the dependencies group across 1 directory with 5 updates (#921)

Bumps the dependencies group with 5 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [sigstore](https://github.com/sigstore/sigstore-python) | `3.5.1` | `3.5.3` |
| [coverage](https://github.com/nedbat/coveragepy) | `7.6.8` | `7.6.9` |
| [ruff](https://github.com/astral-sh/ruff) | `0.8.1` | `0.8.2` |
| [boto3](https://github.com/boto/boto3) | `1.35.69` | `1.35.77` |
| [botocore](https://github.com/boto/botocore) | `1.35.69` | `1.35.77` |



Updates `sigstore` from 3.5.1 to 3.5.3
- [Release notes](https://github.com/sigstore/sigstore-python/releases)
- [Changelog](https://github.com/sigstore/sigstore-python/blob/main/CHANGELOG.md)
- [Commits](sigstore/sigstore-python@v3.5.1...v3.5.3)

Updates `coverage` from 7.6.8 to 7.6.9
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.6.8...7.6.9)

Updates `ruff` from 0.8.1 to 0.8.2
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.8.1...0.8.2)

Updates `boto3` from 1.35.69 to 1.35.77
- [Release notes](https://github.com/boto/boto3/releases)
- [Commits](boto/boto3@1.35.69...1.35.77)

Updates `botocore` from 1.35.69 to 1.35.77
- [Commits](boto/botocore@1.35.69...1.35.77)

---
updated-dependencies:
- dependency-name: sigstore
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: coverage
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: ruff
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: boto3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: botocore
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
...

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

requirements-aws.txt

@@ -1,2 +1,2 @@
-boto3==1.35.69
-botocore==1.35.69
+boto3==1.35.77
+botocore==1.35.77

requirements-lint.txt

@@ -1,2 +1,2 @@
 mypy==1.13.0
-ruff==0.8.1
+ruff==0.8.2

requirements-sigstore.txt

@@ -1 +1 @@
-sigstore==3.5.1
+sigstore==3.5.3

requirements-test.txt

@@ -1,2 +1,2 @@
 # additional test tools
-coverage==7.6.8
+coverage==7.6.9