Bump certifi from 2024.6.2 to 2024.7.4 in /maintenance

Bumps [certifi](https://github.com/certifi/python-certifi) from 2024.6.2 to 2024.7.4.
- [Commits](certifi/python-certifi@2024.06.02...2024.07.04)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: indirect
...

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

maintenance/requirements.txt

@@ -6,7 +6,7 @@
 #
 cachetools==5.3.3
     # via google-auth
-certifi==2024.6.2
+certifi==2024.7.4
     # via
     #   kubernetes
     #   requests
@@ -21,7 +21,7 @@ dnspython==2.6.1
 google-auth==2.29.0
     # via kubernetes
 humanfriendly==10.0
-    # via -r maintenance/requirements.in
+    # via -r requirements.in
 idna==3.7
     # via requests
 kubernetes==30.1.0
@@ -41,7 +41,7 @@ pycparser==2.22
 pymongo==4.8.0
     # via -r requirements.in
 pyopenssl==24.1.0
-    # via -r maintenance/requirements.in
+    # via -r requirements.in
 python-dateutil==2.9.0.post0
     # via kubernetes
 pyyaml==6.0.1