Upgrade: Bump Python to 3.11 (#337)

This includes a dependency-bump, as it might add/remove polyfill libraries

Author: TrueBrain

.github/workflows/publish.yml

@@ -46,7 +46,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: 3.8
+        python-version: 3.11
 
     - name: Install dependencies
       run: python -m pip install -r requirements.txt

.github/workflows/testing.yml

@@ -37,7 +37,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: 3.8
+        python-version: 3.11
 
     - name: Install dependencies
       run: python -m pip install -r requirements.txt
@@ -51,7 +51,7 @@ jobs:
     name: CodeQL
     uses: OpenTTD/actions/.github/workflows/rw-py-codeql.yml@v5
     with:
-      python-version: 3.8
+      python-version: 3.11
 
   flake8:
     name: Flake8
@@ -64,7 +64,7 @@ jobs:
     uses: OpenTTD/actions/.github/workflows/rw-py-black.yml@v5
     with:
       python-path: fetch_downloads
-      python-version: 3.8
+      python-version: 3.11
 
   annotation_check:
     name: Annotation Check

requirements.txt

@@ -1,9 +1,10 @@
-aiohttp==3.9.5
-aiosignal==1.3.1
-async-timeout==4.0.3
-attrs==23.2.0
-frozenlist==1.4.1
-idna==3.7
-multidict==6.0.5
-PyYAML==6.0.1
-yarl==1.9.4
+aiohappyeyeballs==2.4.4
+aiohttp==3.11.11
+aiosignal==1.3.2
+attrs==24.3.0
+frozenlist==1.5.0
+idna==3.10
+multidict==6.1.0
+propcache==0.2.1
+PyYAML==6.0.2
+yarl==1.18.3