style: remove trailing whitespace (#12303)

oh-my-zsh.sh

@@ -152,7 +152,7 @@ unset zcompdump_revision zcompdump_fpath zcompdump_refresh
 # zcompile the completion dump file if the .zwc is older or missing.
 if command mkdir "${ZSH_COMPDUMP}.lock" 2>/dev/null; then
   zrecompile -q -p "$ZSH_COMPDUMP"
-  command rm -rf "$ZSH_COMPDUMP.zwc.old" "${ZSH_COMPDUMP}.lock" 
+  command rm -rf "$ZSH_COMPDUMP.zwc.old" "${ZSH_COMPDUMP}.lock"
 fi
 
 _omz_source() {