Style fixup for previous commit

linux-tkg-config/prepare

@@ -1763,11 +1763,11 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\r
         echo 'No file name given, not generating config fragment.'
       else (
         if [ "$_distro" = "Arch" ] || [ "$_ispkgbuild" = "true" ]; then
-        prev_pwd="${PWD:-$(pwd)}/linux-src-git"
-        cd "$_where" || exit
+          prev_pwd="${PWD:-$(pwd)}/linux-src-git"
+          cd "$_where" || exit
         else
-            prev_pwd="${PWD:-$(pwd)}"
-            cd "$_where" || exit
+          prev_pwd="${PWD:-$(pwd)}"
+          cd "$_where" || exit
         fi
         "${prev_pwd}/scripts/diffconfig" -m "${prev_pwd}/.config.orig" "${prev_pwd}/.config" > "$_diffconfig_name"
       ) fi