Demote SA1137 to a warning

"Elements should have the same indentation"

Author: YoshiRulz

.global.editorconfig.ini

@@ -479,7 +479,7 @@ dotnet_diagnostic.SA1134.severity = silent
 # Enum values should be on separate lines
 dotnet_diagnostic.SA1136.severity = silent
 # Elements should have the same indentation
-dotnet_diagnostic.SA1137.severity = error
+dotnet_diagnostic.SA1137.severity = warning
 
 ## StyleCop ordering rules