Update python dependencies

| datasource | package     | from      | to        |
| ---------- | ----------- | --------- | --------- |
| pypi       | certifi     | 2026.6.17 | 2026.7.22 |
| pypi       | google-auth | 2.56.0    | 2.56.2    |


Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/scripts/requirements.txt

@@ -4,9 +4,9 @@
 #
 #    pip-compile --generate-hashes --output-file=requirements.txt requirements.in
 #
-certifi==2026.6.17 \
-    --hash=sha256:024c88eeec92ca068db80f02b8b07c9cef7b9fe261d1d535abfd5abd6f6af432 \
-    --hash=sha256:2227dcbaafe0d2f59279d1762ddddc37783ed4354594f194ffc31d20f41fc3db
+certifi==2026.7.22 \
+    --hash=sha256:62f22742b58a1a33014a2b6b706588a8d7e2a88ae7bd1a6ebe8c992928483775 \
+    --hash=sha256:741e2c3b351ddf169a738da9f2c048608ff7f2c5cc02f1ebc6b118bb090d5d55
     # via requests
 cffi==2.1.0 \
     --hash=sha256:02cb7ff33ded4f1532476731f89ede53e2e488a8e6205515a82144246ffa7dcc \

tests/requirements.txt

@@ -14,9 +14,9 @@ cachetools==7.1.4 \
     # via
     #   -r requirements.in
     #   google-auth
-certifi==2026.6.17 \
-    --hash=sha256:024c88eeec92ca068db80f02b8b07c9cef7b9fe261d1d535abfd5abd6f6af432 \
-    --hash=sha256:2227dcbaafe0d2f59279d1762ddddc37783ed4354594f194ffc31d20f41fc3db
+certifi==2026.7.22 \
+    --hash=sha256:62f22742b58a1a33014a2b6b706588a8d7e2a88ae7bd1a6ebe8c992928483775 \
+    --hash=sha256:741e2c3b351ddf169a738da9f2c048608ff7f2c5cc02f1ebc6b118bb090d5d55
     # via
     #   -r requirements.in
     #   kubernetes
@@ -290,9 +290,9 @@ forcediphttpsadapter==1.1.0 \
     --hash=sha256:0d224cf6e8e50eb788c9f5994a7afa6d389bac6dbe540b7dfd77a32590ad0153 \
     --hash=sha256:5e7662ece61735585332d09b87d94fffe4752469d5c0d3feff48746e5d70744b
     # via -r requirements.in
-google-auth==2.56.0 \
-    --hash=sha256:6e88c10217e07a92bfd01cac8ee99e32ccfb08414c3102e6c5b8d58f37a0d1e0 \
-    --hash=sha256:f90fa030b569a92654b9d690665a073841df33d57487be53db583a9a0867a553
+google-auth==2.56.2 \
+    --hash=sha256:c8270ea95b2697b74e3d8438ae9c5b898e38b623b915c7b5c5635921e7de68a6 \
+    --hash=sha256:e28f103ca8091fb7012b99c44243d7366c29863713b8e34a220c3322b7a07051
     # via
     #   -r requirements.in
     #   kubernetes