Remove i386 Linux from push

Testing this in nightly is sufficient. 32-bit problems are rare.

Closes phpGH-11922

Author: iluuu1994

.github/workflows/push.yml

@@ -77,50 +77,6 @@ jobs:
             -d opcache.jit_buffer_size=16M
       - name: Verify generated files are up to date
         uses: ./.github/actions/verify-generated-files
-  LINUX_X32:
-    name: LINUX_X32_DEBUG_ZTS
-    runs-on: ubuntu-latest
-    container:
-      image: ubuntu:20.04
-    env:
-      MYSQL_TEST_HOST: mysql
-      PDO_MYSQL_TEST_DSN: mysql:host=mysql;dbname=test
-      PDO_MYSQL_TEST_HOST: mysql
-    services:
-      mysql:
-        image: mysql:8
-        ports:
-          - 3306:3306
-        env:
-          MYSQL_DATABASE: test
-          MYSQL_ROOT_PASSWORD: root
-    steps:
-      - name: git checkout
-        uses: actions/checkout@v3
-      - name: apt
-        uses: ./.github/actions/apt-x32
-      - name: ccache
-        uses: hendrikmuhs/ccache-action@v1.2
-        with:
-          key: "${{github.job}}-${{hashFiles('main/php_version.h')}}"
-          append-timestamp: false
-      - name: ./configure
-        uses: ./.github/actions/configure-x32
-        with:
-          configurationParameters: >-
-            --enable-debug
-            --enable-zts
-      - name: make
-        run: make -j$(/usr/bin/nproc) >/dev/null
-      - name: make install
-        uses: ./.github/actions/install-linux-x32
-      - name: Test Tracing JIT
-        uses: ./.github/actions/test-linux
-        with:
-          runTestsParameters: >-
-            -d zend_extension=opcache.so
-            -d opcache.enable_cli=1
-            -d opcache.jit_buffer_size=16M
   MACOS_DEBUG_NTS:
     runs-on: macos-11
     steps: