Do not fail if dracut dir already exists

build.sh

@@ -256,7 +256,7 @@ create_initramfs() {
   echo -e "\n"
   # Generate initramfs from the built modules
   # when --confdir is not set dracut will use the systems config -> create empty folder to prevent dracut from using the systems config
-  mkdir $BUILD_ROOT_DIRECTORY/$DRACUT_CONFIG.d
+  mkdir -p $BUILD_ROOT_DIRECTORY/$DRACUT_CONFIG.d
   dracut -c $BUILD_ROOT_DIRECTORY/$DRACUT_CONFIG --confdir $BUILD_ROOT_DIRECTORY/$DRACUT_CONFIG.d initramfs.cpio.xz --kver $KVER --kmoddir "$MODULES_FOLDER/lib/modules/$KVER" --force
   # copy initramfs to build root for the GitHub release
   cp initramfs.cpio.xz $BUILD_ROOT_DIRECTORY/initramfs.cpio.xz