add xml version header to every launch file for syntax highlighting of text editors like vim

2026-10-04 00:37:46 +08:00 · 2023-01-15 06:53:09 -08:00
parent 507df071e0
commit a42f00191a
66 changed files with 66 additions and 0 deletions
@@ -1,3 +1,4 @@
+<?xml version="1.0"?>
 <!-- -->
 <launch>