build(deps): bump sphinx from 7.1.2 to 7.2.2 in /tools/base (envoypro…

…xy#29127)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.1.2 to 7.2.2.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES)
- [Commits](sphinx-doc/sphinx@v7.1.2...v7.2.2)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

tools/base/requirements.txt

@@ -1206,9 +1206,9 @@ snowballstemmer==2.2.0 \
     --hash=sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1 \
     --hash=sha256:c8e1716e83cc398ae16824e5572ae04e0d9fc2c6b985fb0f900f5f0c96ecba1a
     # via sphinx
-sphinx==7.1.2 \
-    --hash=sha256:780f4d32f1d7d1126576e0e5ecc19dc32ab76cd24e950228dcf7b1f6d3d9e22f \
-    --hash=sha256:d170a81825b2fcacb6dfd5a0d7f578a053e45d3f2b153fecc948c37344eb4cbe
+sphinx==7.2.2 \
+    --hash=sha256:1c0abe6d4de7a6b2c2b109a2e18387bf27b240742e1b34ea42ac3ed2ac99978c \
+    --hash=sha256:ed33bc597dd8f05cd37118f64cbac0b8bf773389a628ddfe95ab9e915c9308dc
     # via
     #   -r requirements.in
     #   envoy-docs-sphinx-runner