Remove trailing spaces in robot scripts

warning raised when using robotframework-linter

Issue-ID: INT-1478

Signed-off-by: mrichomme <morgan.richomme@orange.com>
Change-Id: I8eb97ef9e3651c0d8f9de6647ebc917d1addf9d0
Signed-off-by: mrichomme <morgan.richomme@orange.com>
diff --git a/robot/testsuites/post-install-tests.robot b/robot/testsuites/post-install-tests.robot
index 06636b7..c0b5bd5 100644
--- a/robot/testsuites/post-install-tests.robot
+++ b/robot/testsuites/post-install-tests.robot
@@ -1,7 +1,7 @@
 *** Settings ***
-Documentation     Testing Installation 
+Documentation     Testing Installation
 ...           Tests that confirm an installation is valid and not meant as recurring health test
-...               
+...
 
 Test Timeout      10 second