Update required status checks.

Author: Kami

.asf.yaml

@@ -44,13 +44,13 @@ github:
         strict: true
         # contexts are the names of checks that must pass
         contexts:
-          - "Unit Tests (Python 3.8)"
           - "Unit Tests (Python 3.9)"
           - "Unit Tests (Python 3.10)"
           - "Unit Tests (Python 3.11)"
           - "Unit Tests (Python 3.12)"
-          - "Run Various Lint and Other Checks (3.8)"
-          - "Build and upload Documentation (3.8)"
+          - "Unit Tests (Python 3.13)"
+          - "Run Various Lint and Other Checks (3.9)"
+          - "Build and upload Documentation (3.9)"
           - "Dependency Review"
 
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