Use /usr/bin/env for vlang

Author: ad-si

Diff for: shebang-scripts/today/v.vsh

@@ -1,5 +1,6 @@
-#! /opt/homebrew/bin/v
+#! /usr/bin/env v
 
+// TODO: Absolute path to v needs to be the same in CI and local
 import time
 
 println(time.now().ymmdd())