Fix typo

Change-Id: Ib920de1dfbe5ddf4c8576a00fcc7a557b5a6b2da
Reviewed-on: https://gerrit.libreoffice.org/66492
Tested-by: Jenkins
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>

chart2/source/controller/dialogs/tp_Scale.hxx

@@ -95,7 +95,7 @@ private:
 
         @param pControl
             If non-NULL, contains a pointer to the control in which the
-            errornous value was in.  This method gives this control the focus
+            erroneous value was in. This method gives this control the focus
             and selects its content.
 
         @return false, if nResIdMessage was 0, true otherwise