ci(build-kernel): always disable check_defconfig, drop bypass if-guard

.github/actions/build-kernel/action.yml

@@ -36,9 +36,7 @@ runs:
         HOSTCC="/usr/bin/ccache clang" \
         HOSTCXX="/usr/bin/ccache clang+"
       else
-        if [ "${{ inputs.bypass }}" = "false" ]; then
-          sed -i '/name = "kernel_aarch64",/a\    check_defconfig = "disabled",' common/BUILD.bazel
-        fi
+        sed -i '/name = "kernel_aarch64",/a\    check_defconfig = "disabled",' common/BUILD.bazel
         tools/bazel build \
           --config=local \
           --cache_dir=/home/runner/.cache/bazel \