GHA: update ubuntu-24.04 to ubuntu-latest

`ubuntu-latest` is an alias for `ubuntu-24.04` now.

.github/workflows/checksrc.yml

@@ -44,7 +44,7 @@ jobs:
         run: git ls-files -z "*.[ch]" | xargs -0 -n1 ./scripts/checksrc.pl
 
   codespell-cmakelint-pytype-ruff:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
         with:
@@ -93,7 +93,7 @@ jobs:
         uses: fsfe/reuse-action@bb774aa972c2a89ff34781233d275075cbddf542 # v5
 
   miscchecks:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4

.github/workflows/http3-linux.yml

@@ -219,7 +219,7 @@ jobs:
     name: ${{ matrix.build.generate && 'CM' || 'AM' }} ${{ matrix.build.name }}
     needs:
       - build-cache
-    runs-on: 'ubuntu-24.04'
+    runs-on: 'ubuntu-latest'
     timeout-minutes: 45
     strategy:
       fail-fast: false

.github/workflows/linux.yml

@@ -62,7 +62,7 @@ env:
 jobs:
   linux:
     name: ${{ matrix.build.generate && 'CM' || 'AM' }} ${{ matrix.build.name }}
-    runs-on: ${{ matrix.build.image || 'ubuntu-24.04' }}
+    runs-on: ${{ matrix.build.image || 'ubuntu-latest' }}
     container: ${{ matrix.build.container }}
     timeout-minutes: 45
     strategy:

.github/workflows/non-native.yml

@@ -226,7 +226,7 @@ jobs:
 
   android:
     name: "Android ${{ matrix.platform }} (${{ matrix.build == 'cmake' && 'CM' || 'AM' }}, arm64)"
-    runs-on: 'ubuntu-24.04'
+    runs-on: 'ubuntu-latest'
     timeout-minutes: 5
     strategy:
       matrix:
@@ -300,7 +300,7 @@ jobs:
 
   amiga:
     name: "AmigaOS (${{ matrix.build == 'cmake' && 'CM' || 'AM' }}, AmiSSL, gcc, m68k)"
-    runs-on: 'ubuntu-24.04'
+    runs-on: 'ubuntu-latest'
     timeout-minutes: 5
     env:
       amissl-version: 5.18
@@ -397,7 +397,7 @@ jobs:
 
   msdos:
     name: "MS-DOS (${{ matrix.build == 'cmake' && 'CM' || 'AM' }}, openssl, djgpp, i586)"
-    runs-on: 'ubuntu-24.04'
+    runs-on: 'ubuntu-latest'
     timeout-minutes: 5
     env:
       toolchain-version: '3.4'