Add typings for actions/setup-python@v7 (#178)

## actions/setup-python@v7

Based on v6 typings, adjusted for the following change:

- Removed `pip-install` input: This input was present in v6 but is no
longer present in v7's `action.yml`.

All other inputs and outputs remain identical to v6.

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

typings/actions/setup-python/v7/action-types.yml

@@ -0,0 +1,42 @@
+# See https://github.com/typesafegithub/github-actions-typing
+inputs:
+  python-version:
+    type: string
+  python-version-file:
+    type: string
+  cache:
+    type: enum
+    name: PackageManager
+    allowed-values:
+    - pip
+    - pipenv
+    - poetry
+  architecture:
+    type: enum
+    allowed-values:
+    - x64
+    - x86
+  check-latest:
+    type: boolean
+  token:
+    type: string
+  cache-dependency-path:
+    type: list
+    separator: "\n"
+    list-item:
+      type: string
+  update-environment:
+    type: boolean
+  allow-prereleases:
+    type: boolean
+  freethreaded:
+    type: boolean
+  pip-version:
+    type: string
+outputs:
+  python-version:
+    type: string
+  cache-hit:
+    type: boolean
+  python-path:
+    type: string