chore(deps): bump cachetools from 5.5.2 to 6.2.1

Bumps [cachetools](https://github.com/tkem/cachetools) from 5.5.2 to 6.2.1.
- [Changelog](https://github.com/tkem/cachetools/blob/master/CHANGELOG.rst)
- [Commits](tkem/cachetools@v5.5.2...v6.2.1)

---
updated-dependencies:
- dependency-name: cachetools
  dependency-version: 6.2.1
  dependency-type: indirect
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements/main.txt

@@ -150,9 +150,9 @@ botocore==1.37.11 \
     # via
     #   boto3
     #   s3transfer
-cachetools==5.5.2 \
-    --hash=sha256:1a661caa9175d26759571b2e19580f9d6393969e5dfca11fdb1f947a23e640d4 \
-    --hash=sha256:d26a22bcc62eb95c3beabd9f1ee5e820d3d2704fe2967cbe350e20c8ffcd3f0a
+cachetools==6.2.1 \
+    --hash=sha256:09868944b6dde876dfd44e1d47e18484541eaf12f26f29b7af91b26cc892d701 \
+    --hash=sha256:3f391e4bd8f8bf0931169baf7456cc822705f4e2a31f840d218f445b9a854201
     # via
     #   google-auth
     #   premailer