Add (flatpak) and (snap) suffixes to Zed version in system info (#32903)

Release Notes:

- N/A

script/bundle-linux

@@ -10,17 +10,36 @@ Usage: ${0##*/} [options]
 Build a release .tar.gz for Linux.
 
 Options:
-  -h    Display this help and exit.
+  -h, --help     Display this help and exit.
+  --flatpak      Set ZED_BUNDLE_TYPE=flatpak so that this can be included in system info
   "
 }
 
-while getopts 'h' flag
-do
-    case "${flag}" in
-        h)
-           help_info
-           exit 0
-           ;;
+# Parse all arguments manually
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        -h|--help)
+            help_info
+            exit 0
+            ;;
+        --flatpak)
+            export ZED_BUNDLE_TYPE=flatpak
+            shift
+            ;;
+        --)
+            shift
+            break
+            ;;
+        -*)
+            echo "Unknown option: $1" >&2
+            help_info
+            exit 1
+            ;;
+        *)
+            echo "Error: Unexpected argument: $1" >&2
+            help_info
+            exit 1
+            ;;
     esac
 done