Fix CI: downgrade importlib-metadata to 8.7.1 for Python 3.9 compatibility

Co-authored-by: rzhao271 <7199958+rzhao271@users.noreply.github.com>
Agent-Logs-Url: https://github.com/microsoft/vscode-python/sessions/a3014bb3-553e-4713-9cb4-87398b293c40

Author: Copilot

requirements.in

@@ -1,7 +1,7 @@
 # This file is used to generate requirements.txt.
 # To update requirements.txt, run the following commands.
 # 1) Install `uv` https://docs.astral.sh/uv/getting-started/installation/
-# 2) uv pip compile --generate-hashes --upgrade requirements.in -o requirements.txt
+# 2) uv pip compile --generate-hashes --python-version 3.9 --upgrade requirements.in -o requirements.txt
 
 # Unittest test adapter
 typing-extensions==4.15.0

requirements.txt

@@ -1,8 +1,8 @@
 # This file was autogenerated by uv via the following command:
-#    uv pip compile --generate-hashes requirements.in -o requirements.txt
-importlib-metadata==9.0.0 \
-    --hash=sha256:2d21d1cc5a017bd0559e36150c21c830ab1dc304dedd1b7ea85d20f45ef3edd7 \
-    --hash=sha256:a4f57ab599e6a2e3016d7595cfd72eb4661a5106e787a95bcc90c7105b831efc
+#    uv pip compile --generate-hashes --python-version 3.9 requirements.in -o requirements.txt
+importlib-metadata==8.7.1 \
+    --hash=sha256:49fef1ae6440c182052f407c8d34a68f72efc36db9ca90dc0113398f2fdde8bb \
+    --hash=sha256:5a1f80bf1daa489495071efbb095d75a634cf28a8bc299581244063b53176151
     # via -r requirements.in
 microvenv==2025.0 \
     --hash=sha256:568155ec18af01c89f270d35d123ab803b09672b480c3702d15fd69e9cc5bd1e \
@@ -65,7 +65,7 @@ typing-extensions==4.15.0 \
     --hash=sha256:0cea48d173cc12fa28ecabc3b837ea3cf6f38c6d1136f85cbaaf598984861466 \
     --hash=sha256:f0fa19c6845758ab08074a0cfa8b7aecb71c999ca73d62883bc25cc018c4e548
     # via -r requirements.in
-zipp==3.21.0 \
-    --hash=sha256:2c9958f6430a2040341a52eb608ed6dd93ef4392e02ffe219417c1b28b5dd1f4 \
-    --hash=sha256:ac1bbe05fd2991f160ebce24ffbac5f6d11d83dc90891255885223d42b3cd931
+zipp==3.23.0 \
+    --hash=sha256:071652d6115ed432f5ce1d34c336c0adfd6a884660d1e9712a256d3d3bd4b14e \
+    --hash=sha256:a07157588a12518c9d4034df3fbbee09c814741a33ff63c05fa29d26a2404166
     # via importlib-metadata