str_replace() fix

Whitespace removal in:

	out="${out}${chop# }$r"

will damage certain strings, for example the following call:

	str_replace ' aax aaxaa' x y

would return 'aayaayaa' instead of ' aay aayaa'.

Signed-off-by: Michal Soltys <soltys@ziu.info>

modules.d/99base/dracut-lib.sh

@@ -24,7 +24,7 @@ str_replace() {
 
     while strstr "${in}" "$s"; do
         chop="${in%%$s*}"
-        out="${out}${chop# }$r"
+        out="${out}${chop}$r"
         in="${in#*$s}"
     done
     echo "${out}${in}"