style(selenium.utils.robot): replace tabs by spaces and remove trailing spaces.

Should be in d7bed7c commit.

[ci skip]

Author: php-coder

src/test/robotframework/selenium.utils.robot

@@ -69,8 +69,8 @@ Wait Until Element Value Is
 
 Select Random Option From List
 	[Documentation]            Choose a random option from a select element
-	[Arguments]                ${locator}    
-	${options}=  	           Get List Items  ${locator}
-	${size}=     	           Get Length  ${options}
-	${randomIndex}=	           Evaluate  random.randint(0, ${size}-1)  modules=random
-    Select From List By Index  ${locator}  ${randomIndex}
+	[Arguments]                ${locator}
+	${options}=                Get List Items  ${locator}
+	${size}=                   Get Length  ${options}
+	${randomIndex}=            Evaluate  random.randint(0, ${size}-1)  modules=random
+	Select From List By Index  ${locator}  ${randomIndex}