Revert "fix: build musllinux_1_2_s390x with QEMU"

This reverts commit d963c5c.

Author: mayeut

.github/workflows/build.yml

@@ -55,7 +55,6 @@ jobs:
               ("aarch64", "ubuntu-24.04-arm", ("manylinux2014", "manylinux_2_28", "manylinux_2_34", "musllinux_1_2")),
               ("i686", "ubuntu-24.04", ("manylinux2014", "musllinux_1_2")),
               ("armv7l", "ubuntu-24.04-arm", ("manylinux_2_31", "musllinux_1_2")),
-              ("s390x", "ubuntu-24.04", ("musllinux_1_2",)),
           ]
           expanded = [{"policy": policy, "platform": platform, "runner": runner} for platform, runner, policies in reduced for policy in policies]
           print(json.dumps(expanded, indent=2))
@@ -83,10 +82,6 @@ jobs:
         with:
           fetch-depth: 50
 
-      - name: Set up QEMU
-        if: matrix.platform == 's390x'
-        uses: docker/setup-qemu-action@v3
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 

.travis.yml

@@ -38,6 +38,8 @@ jobs:
       env: POLICY="manylinux_2_34" PLATFORM="s390x"
     - arch: ppc64le
       env: POLICY="manylinux_2_34" PLATFORM="ppc64le"
+    - arch: s390x
+      env: POLICY="musllinux_1_2" PLATFORM="s390x"
     - arch: ppc64le
       env: POLICY="musllinux_1_2" PLATFORM="ppc64le"