replace the wrong libOMV user modifiable Utils.EnUSCulture by our own no User modifiable Culture.FormatProvider, and also for internal coerence. We do use the libomv on other code paths, so that must be fixed

OpenSim/Capabilities/LLSD.cs

@@ -566,7 +566,7 @@ namespace OpenSim.Framework.Capabilities
                         endPos = FindEnd(llsd, 1);
 
                         if (Double.TryParse(llsd.Substring(1, endPos - 1), NumberStyles.Float,
-                                            Utils.EnUsCulture.NumberFormat, out value))
+                                            Culture.FormatProvider.NumberFormat, out value))
                             return value;
                         else
                             throw new LLSDParseException("Failed to parse double value type");