Remove python 3.9 from azure test pipelines python matrix

Author: piiq

azure-pipelines.yml

@@ -13,23 +13,23 @@ jobs:
     parameters:
       job_name: ubuntu22_cpython
       image_name: ubuntu-22.04
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: venv/bin/pytest -n 2 -vvs
 
   - template: etc/ci/azure-posix.yml
     parameters:
       job_name: ubuntu24_cpython
       image_name: ubuntu-24.04
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: venv/bin/pytest -n 2 -vvs
 
   - template: etc/ci/azure-posix.yml
     parameters:
       job_name: macos13_cpython
       image_name: macOS-13
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: venv/bin/pytest -n 2 -vvs
 
@@ -45,15 +45,15 @@ jobs:
     parameters:
       job_name: win2019_cpython
       image_name: windows-2019
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: venv\Scripts\pytest -n 2 -vvs
 
   - template: etc/ci/azure-win.yml
     parameters:
       job_name: win2022_cpython
       image_name: windows-2022
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: venv\Scripts\pytest -n 2 -vvs
 
@@ -65,7 +65,7 @@ jobs:
     parameters:
       job_name: ubuntu24_test_all_supported_click_versions
       image_name: ubuntu-24.04
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         click_versions: |
           for clk_ver in 8.2.0 8.2.1;
@@ -82,7 +82,7 @@ jobs:
     parameters:
       job_name: ubuntu24_cpython_latest_from_pip
       image_name: ubuntu-24.04
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: |
           venv/bin/pip install --upgrade-strategy eager --force-reinstall --upgrade -e .
@@ -93,7 +93,7 @@ jobs:
     parameters:
       job_name: win2022_cpython_latest_from_pip
       image_name: windows-2022
-      python_versions: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+      python_versions: ["3.10", "3.11", "3.12", "3.13"]
       test_suites:
         all: |
           venv\Scripts\pip install --upgrade-strategy eager --force-reinstall --upgrade -e .