Update GitHub Actions to ubuntu-latest (#688)

.github/workflows/build.yml

@@ -17,7 +17,7 @@ env:
 jobs:
   linux:
     name: Linux
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - name: Setup
         run: |
@@ -57,7 +57,7 @@ jobs:
 
   alpine:
     name: alpine
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     container: alpine
     steps:
       - name: Setup
@@ -148,7 +148,7 @@ jobs:
 
   freebsd:
     name: FreeBSD
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     if: github.event_name != 'pull_request'
     steps:
       - name: Checkout
@@ -195,7 +195,7 @@ jobs:
 
   solaris:
     name: Solaris
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     if: github.event_name != 'pull_request'
     steps:
       - name: Checkout
@@ -274,7 +274,7 @@ jobs:
 
   distcheck:
     name: Build & verify distribution
-    runs-on: ubuntu-24.04 # TODO: Update to ubuntu-latest when that switches to 24.04
+    runs-on: ubuntu-latest
     permissions:
       id-token: write # Needed to make calls to the Sigstore service
       attestations: write # Needed to write the attestation to GitHub's database
@@ -330,7 +330,7 @@ jobs:
 
   coverage:
     name: Code coverage
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - name: Setup
         run: |

.github/workflows/cifuzz.yml

@@ -9,7 +9,7 @@ permissions:
 
 jobs:
   Fuzzing:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
     - name: Build Fuzzers
       id: build

.github/workflows/clang-analyzer.yml

@@ -11,7 +11,7 @@ permissions:
 
 jobs:
   Analyze:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
 
     permissions:
       # Needed to upload the results to code-scanning dashboard.

.github/workflows/codeql.yml

@@ -26,7 +26,7 @@ permissions:
 jobs:
   analyze:
     name: Analyze
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
 
     permissions:
       # Needed to upload the results to code-scanning dashboard.

.github/workflows/dev.yml

@@ -18,7 +18,7 @@ jobs:
   canary:
     # Tests with: Debug & assertions; link-size=4; libedit
     name: GCC -O0
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - name: Setup
         run: |
@@ -54,7 +54,7 @@ jobs:
   dragon:
     # Tests with: clang AB/UB; link-size=3
     name: Clang
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
@@ -143,7 +143,7 @@ jobs:
   wasp:
     # Tests with: French locale; oldest supported CMake; no JIT; -Os; libreadline
     name: GCC -Os, CMake+ninja, no JIT
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     env:
       CMAKE_VER: "3.15.7"
     steps:
@@ -227,7 +227,7 @@ jobs:
   bigbird:
     # Job to execute ManyConfigTests
     name: manyconfig
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - name: Setup
         run: |
@@ -247,7 +247,7 @@ jobs:
   camel:
     # Job to execute RunPerlTest
     name: perl
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     container: perl:devel
     steps:
       - name: Checkout
@@ -265,7 +265,7 @@ jobs:
     # If this fails, it's usually because two different files define some file-static
     # functions or macros which collide.
     name: CMake unity build
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     env:
       # Disallowing shadowing would be very spammy for unity builds, because the
       # same variable name can be used in multiple files.
@@ -355,7 +355,7 @@ jobs:
           # Not used by anyone yet, really, but potentially the "next big thing".
           - arch: "riscv64"
             distro: "ubuntu_latest"
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     permissions:
       contents: read
       packages: write # Necessary for uraimo/run-on-arch-action to use GitHub's Docker repository as a cache
@@ -396,7 +396,7 @@ jobs:
   zebrilus:
     # Tests with: Zig compiler
     name: Zig
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     if: github.event_name != 'pull_request'
     steps:
       - name: Setup
@@ -424,7 +424,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ["ubuntu-24.04", "windows-latest"]
+        os: ["ubuntu-latest", "windows-latest"]
     runs-on: ${{ matrix.os }}
     if: github.event_name != 'pull_request'
     steps:
@@ -444,7 +444,7 @@ jobs:
     # the committer's responsibility (currently) to run UpdateAlways themselves when
     # making a PR, so that everything is kept in-sync.
     name: Check autogenerated file freshness
-    runs-on: ubuntu-24.04 # TODO: Update to ubuntu-latest when that switches to 24.04
+    runs-on: ubuntu-latest
     permissions:
       contents: write
     steps:

.github/workflows/scorecards.yml

@@ -13,7 +13,7 @@ permissions: read-all
 jobs:
   analysis:
     name: Scorecards analysis
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
 
     permissions:
       # Needed to upload the results to code-scanning dashboard.