ci: Update to Ubuntu 24.04

Ubuntu 20.04 support in GitHub Actions is going to be EOL

Author: kateinoigakukun

.github/workflows/build.yml

@@ -23,7 +23,7 @@ on:
 
 jobs:
   lint:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     if: ${{ github.event_name == 'pull_request' }}
     steps:
       - uses: actions/checkout@v4
@@ -47,7 +47,7 @@ jobs:
         entry:
           - { target: wasm32-unknown-wasip1 }
           - { target: wasm32-unknown-emscripten }
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - uses: docker/setup-buildx-action@v3
@@ -70,7 +70,7 @@ jobs:
           cache-to: type=gha,mode=max
 
   build-rake-task-matrix:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     outputs:
       entries: ${{ steps.set-matrix.outputs.entries }}
     steps:
@@ -99,7 +99,7 @@ jobs:
       matrix:
         entry: ${{ fromJson(needs.build-rake-task-matrix.outputs.entries) }}
     needs: [build-rake-task-matrix]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
         with:
@@ -160,7 +160,7 @@ jobs:
 
   release-artifacts:
     needs: [rake-tasks]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     if: ${{ startsWith(github.ref, 'refs/tags/') || inputs.publish }}
     steps:
       - uses: actions/checkout@v4

.github/workflows/nightly-release.yml

@@ -11,7 +11,7 @@ on:
 
 jobs:
   create-nightly-tag:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     outputs:
       tag-name: ${{ steps.generate-tag.outputs.TAG_NAME }}
     steps: