fix: git-standup find error (#1106)

Author: rm--

bin/git-standup

@@ -240,7 +240,11 @@ if [[ $in_git_repo != 0 ]]; then
     ## Set delimiter to newline for the loop
     IFS=$'\n'
     ## Recursively search for git repositories
-    PROJECT_DIRS=$(find "$INCLUDE_LINKS" . -maxdepth "$MAXDEPTH" -mindepth 0 -name .git)
+    if [ -z "${INCLUDE_LINKS}" ]; then
+        PROJECT_DIRS=$(find . -maxdepth "$MAXDEPTH" -mindepth 0 -name .git)
+    else
+        PROJECT_DIRS=$(find "$INCLUDE_LINKS" . -maxdepth "$MAXDEPTH" -mindepth 0 -name .git)
+    fi
 
     # Fetch the latest commits, if required
     if [ "$FETCH_LAST_COMMIT" = true ]; then