Updates dependabot config to track python 3.12 version

Author: lorengordon

.github/dependabot.yml

@@ -16,14 +16,14 @@ updates:
       interval: weekly
     open-pull-requests-limit: 10
   - package-ecosystem: docker
-    directory: "/.github/dependencies/python38"
+    directory: "/.github/dependencies/python312"
     schedule:
       interval: weekly
     ignore:
       # See <https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#ignore>
       - dependency-name: python
         update-types:
-          # Ignore major/minor to pin python 3.8.x
+          # Ignore major/minor to pin python 3.12.x
           - "version-update:semver-major"
           - "version-update:semver-minor"
     open-pull-requests-limit: 10