ci(cross-compile): move from -Werror to -Wall because the NDK compile…

…r is dumb.

.github/workflows/ci.yml

@@ -154,7 +154,7 @@ jobs:
         export RANLIB=$TOOLCHAIN/bin/llvm-ranlib
         export STRIP=$TOOLCHAIN/bin/llvm-strip
         ./configure --host=${{matrix.target}} CFLAGS="$DEF_CFLAGS"
-    - run: make -j8 V=1 CFLAGS_WARN="-Werror"
+    - run: make -j8 V=1 CFLAGS_WARN="-Wall"
     - uses: actions/upload-artifact@v3
       with:
         name: android-${{matrix.arch}}-config.h