Refresh pip-compile outputs

This MR contains the following updates:

Update	Change
lockFileMaintenance	All locks refreshed

This Merge Request updates lock files to use the latest dependency versions.

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backend/requirements.txt

@@ -16,7 +16,7 @@ attrs==25.1.0
     #   referencing
 blinker==1.9.0
     # via flask
-cachetools==5.5.1
+cachetools==5.5.2
     # via google-auth
 certifi==2025.1.31
     # via
@@ -141,7 +141,7 @@ requests-oauthlib==2.0.0
     # via
     #   -r requirements.in
     #   kubernetes
-rpds-py==0.22.3
+rpds-py==0.23.1
     # via
     #   jsonschema
     #   referencing