fix(installer): small fix in help message of install.sh (#3032)

utils/installer/install.sh

@@ -51,7 +51,7 @@ function usage() {
   echo "    -l, --local                              Install local copy of LunarVim"
   echo "    -y, --yes                                Disable confirmation prompts (answer yes to all questions)"
   echo "    --overwrite                              Overwrite previous LunarVim configuration (a backup is always performed first)"
-  echo "    --[no]-install-dependencies              Whether to automatically install external dependencies (will prompt by default)"
+  echo "    --[no-]install-dependencies              Whether to automatically install external dependencies (will prompt by default)"
 }
 
 function parse_arguments() {