NoTabCharacters: implement suggestions

Author: Mersho

src/FSharpLint.Core/Rules/Typography/NoTabCharacters.fs

@@ -28,7 +28,15 @@ let checkNoTabCharacters literalStrings (args:LineRuleParams) =
         if isInLiteralString literalStrings range |> not then
             { Range = range
               Message = Resources.GetString("RulesTypographyTabCharacterError")
-              SuggestedFix = None
+              SuggestedFix =
+                Some(
+                    lazy
+                        (Some(
+                            { FromRange = range
+                              FromText = "\t"
+                              ToText = String.replicate args.GlobalConfig.numIndentationSpaces " " }
+                        ))
+                )
               TypeChecks = [] } |> Array.singleton
         else
             Array.empty