ci: add linux arm64 builds on GitHub Actions on ubuntu-24.04-arm images

Author: Ayesh

.github/workflows/push.yml

@@ -74,11 +74,18 @@ jobs:
           - debug: false
             zts: false
             asan: false
+            arm64: false
           - debug: true
             zts: true
             asan: true
-    name: "LINUX_X64_${{ matrix.debug && 'DEBUG' || 'RELEASE' }}_${{ matrix.zts && 'ZTS' || 'NTS' }}${{ matrix.asan && '_ASAN' || '' }}"
-    runs-on: ubuntu-24.04
+            arm64: false
+          - debug: true
+            zts: true
+            asan: true
+            arm64: true
+
+    name: "LINUX_${{ matrix.arm64 && 'ARM64' || 'X64' }}_${{ matrix.debug && 'DEBUG' || 'RELEASE' }}_${{ matrix.zts && 'ZTS' || 'NTS' }}${{ matrix.asan && '_ASAN' || '' }}"
+    runs-on: ubuntu-24.04${{ matrix.arm64 && '-arm' || '' }}
     timeout-minutes: 50
     steps:
       - name: git checkout