update actions (#59)

Author: zingale

.github/workflows/codespell.yml

@@ -13,14 +13,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: '3.12'
+          python-version: '3.13'
           cache: "pip"
 
       - name: Install dependencies

.github/workflows/docs-test.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install pandoc and doxygen
@@ -27,7 +27,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: '3.12'
+          python-version: '3.13'
           cache: "pip"
 
       - name: Install dependencies

.github/workflows/docs.yml

@@ -10,12 +10,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Set up Python
       uses: actions/setup-python@v6
       with:
-        python-version: "3.12"
+        python-version: "3.13"
         cache: "pip"
 
     - name: Install Python dependencies

.github/workflows/flake8.yml

@@ -16,12 +16,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Python 3.12
         uses: actions/setup-python@v6
         with:
-          python-version: '3.12'
+          python-version: '3.14'
           cache: "pip"
 
       - name: Install pylint

.github/workflows/pylint.yml

@@ -16,12 +16,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Python
         uses: actions/setup-python@v6
         with:
-          python-version: '3.12'
+          python-version: '3.13'
           cache: "pip"
 
       - name: Install dependencies + pylint

.github/workflows/pytest-all.yml

@@ -17,10 +17,10 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.12", "3.13", "3.14"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6

.github/workflows/pytest-mac.yml

@@ -17,10 +17,10 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.11", "3.12", "3.13"]
+        python-version: ["3.12", "3.13"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6