Update README.md

Author: WolfgangSenff

README.md

@@ -4,10 +4,14 @@
 # You can also follow these steps:
 
 git branch -m 4.x main
+
 git fetch origin
+
 git branch -u origin/main main
+
 git remote set-head origin -a
 
+
 # END BIG NOTE!
 
 A Google Firebase SDK written in GDScript for use in Godot Engine projects.