Fix spacing in build_kernel_GKI.sh execution command

.github/actions/build/action.yml

@@ -49,7 +49,7 @@ runs:
      cd "$CONFIG"
      if [[ -f build_kernel_GKI.sh ]]; then
       chmod +x build_kernel_GKI.sh
-      LTO=full./build_kernel_GKI.sh || true
+      LTO=full ./build_kernel_GKI.sh || true
      elif [[ -f build_kernel.sh ]]; then
       sudo apt update
       sudo apt-get install -y libyaml-dev