Add two spaces in front of message() to fix formatting

In Warning or Error, indented text is considered preformatted.
Otherwise CMake tries to format it itself, and there are issues with
whitespace in the path

scripts/cmake/vcpkg_execute_required_process.cmake

@@ -12,9 +12,9 @@ function(vcpkg_execute_required_process)
     file(TO_NATIVE_PATH "${CURRENT_BUILDTREES_DIR}" NATIVE_BUILDTREES_DIR)
     if(error_code)
         message(FATAL_ERROR
-            "Command failed: ${vcpkg_execute_required_process_COMMAND}\n"
-            "Working Directory: ${vcpkg_execute_required_process_WORKING_DIRECTORY}\n"
-            "See logs for more information:\n"
+            "  Command failed: ${vcpkg_execute_required_process_COMMAND}\n"
+            "  Working Directory: ${vcpkg_execute_required_process_WORKING_DIRECTORY}\n"
+            "  See logs for more information:\n"
             "    ${NATIVE_BUILDTREES_DIR}\\${vcpkg_execute_required_process_LOGNAME}-out.log\n"
             "    ${NATIVE_BUILDTREES_DIR}\\${vcpkg_execute_required_process_LOGNAME}-err.log\n")
     endif()