gh-125741: Update `build.yml` for the new check_autoconf_regen job (#125772)

.github/workflows/build.yml

@@ -536,6 +536,7 @@ jobs:
     needs:
     - check_source  # Transitive dependency, needed to access `run_tests` value
     - check-docs
+    - check_autoconf_regen
     - check_generated_files
     - build_macos
     - build_ubuntu
@@ -571,6 +572,7 @@ jobs:
           ${{
             needs.check_source.outputs.run_tests != 'true'
             && '
+            check_autoconf_regen,
             check_generated_files,
             build_macos,
             build_ubuntu,

.github/workflows/posix-deps-apt.sh

@@ -1,11 +1,9 @@
 #!/bin/sh
 apt-get update
 
-# autoconf-archive is needed by autoreconf (check_generated_files job)
 apt-get -yq install \
     build-essential \
     pkg-config \
-    autoconf-archive \
     ccache \
     gdb \
     lcov \

Tools/build/regen-configure.sh

@@ -2,7 +2,7 @@
 
 set -e -x
 
-# The check_generated_files job of .github/workflows/build.yml must kept in
+# The check_autoconf_regen job of .github/workflows/build.yml must kept in
 # sync with this script. Use the same container image than the job so the job
 # doesn't need to run autoreconf in a container.
 IMAGE="ghcr.io/python/autoconf:2024.10.11.11293396815"