Fix pattern substituion (found with bash3.2.57)

rdlink.sh

@@ -169,7 +169,7 @@ rl::cleanpath() {
 
   # Remove multiple /
   while [[ "${work:-}" = *"//"* ]]; do
-    work="${work//'//'/'/'}"
+    work="${work/\/\///}"
   done
 
   info "  rl::cleanpath result: ${work}"
@@ -191,7 +191,7 @@ rl::normalize() {
   # Remove /./ and /.$ sequences.
   rex_tmp='/\.(/|$)'
   while [[ "$work" =~ $rex_tmp ]]; do
-    work="${work/"${BASH_REMATCH[0]}"/"${BASH_REMATCH[1]/$//}"}"
+    work="${work/${BASH_REMATCH[0]}/${BASH_REMATCH[1]/$//}}"
   done
 
   # Remove leading ./