Enables abseil-module build on cross-build

Author: taku910

.github/workflows/cross_build.yml

@@ -21,6 +21,7 @@ jobs:
       fail-fast: false
       matrix:
         arch: [ i686, arm, aarch64, riscv64, powerpc, powerpc64, powerpc64le, s390x, sparc64, m68k, sh4, alpha ]
+        absl_provider: [ module, internal ]
 
     steps:
     - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
@@ -37,7 +38,7 @@ jobs:
       run: |
         mkdir -p build
         cd build
-        env CXX=/usr/bin/${{matrix.arch}}-linux-gnu-g++-10 CC=/usr/bin/${{matrix.arch}}-linux-gnu-gcc-10 cmake .. -DSPM_BUILD_TEST=ON -DSPM_ENABLE_SHARED=OFF -DCMAKE_FIND_ROOT_PATH=/usr/${{matrix.arch}}-linux-gnu -DSPM_CROSS_SYSTEM_PROCESSOR=${{matrix.arch}}
+        env CXX=/usr/bin/${{matrix.arch}}-linux-gnu-g++-10 CC=/usr/bin/${{matrix.arch}}-linux-gnu-gcc-10 cmake .. -DSPM_BUILD_TEST=ON -DSPM_ENABLE_SHARED=OFF -DCMAKE_FIND_ROOT_PATH=/usr/${{matrix.arch}}-linux-gnu -DSPM_CROSS_SYSTEM_PROCESSOR=${{matrix.arch}} -DSPM_ABSL_PROVIDER=${{ matrix.absl_provider }}
         make -j$(nproc)
 
     - name: Test on QEMU