fix(ci): update Ubuntu runner version

Ubuntu 20.04 runners have been retired, updated the workflows to use `ubuntu-24.04` instead.

Author: NTBBloodbath

.github/workflows/checks.yml

@@ -10,7 +10,7 @@ on:
 
 jobs:
   integration-test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - uses: DeterminateSystems/nix-installer-action@v10

.github/workflows/gendoc.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
     name: Generate Markdown Docs
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
 

.github/workflows/integration_tests.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os:
-          - host: ubuntu-20.04
+          - host: ubuntu-24.04
           # - host: windows-2019
           - host: macos-11 # x86_64
           - host: macos-14 # aarch64

.github/workflows/luarocks.yml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   luarocks-upload:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with:

.github/workflows/semver.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   release:
     name: release
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: google-github-actions/release-please-action@v3
         with:

.github/workflows/sponsors.yml

@@ -5,7 +5,7 @@ on:
     - cron: 30 15 * * 0-6
 jobs:
   deploy:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout 🛎️
         uses: actions/checkout@v2

.github/workflows/stylua.yml

@@ -10,7 +10,7 @@ on:
 
 jobs:
   format-with-stylua:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v2
 

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   build:
     name: Run tests
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
       - uses: actions/checkout@v4

.github/workflows/version_in_code.yml

@@ -10,7 +10,7 @@ on:
 jobs:
   release:
     name: release
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with: