extend README -> using latest abapgit (#1041)

* extend README -> using latest abapgit

* Update README.md

Co-authored-by: Lars Hvam <larshp@hotmail.com>

Co-authored-by: Lars Hvam <larshp@hotmail.com>

README.md

@@ -6,7 +6,7 @@ Open source checks for SAP Code Inspector / ABAP Test Cockpit (SCI/ATC)
 For running Continuous Integration outside the ABAP platform see https://abaplint.org
 
 **Installation**
-- install via [abapGit](https://abapgit.org) using the online or offline option
+- install via [abapGit](https://abapgit.org) *(make sure you are using the latest version)* using the online or offline option
 - activate checks in SCI (depending on release)
   - Goto -> Management of -> Tests
   - Code Inspector -> Management of -> Tests