tdf#101094 (15) OPTIONS: Options cache removal: MKCOL

Change-Id: I752ab44b88935da75198d27f8b490f97c863408f
Reviewed-on: https://gerrit.libreoffice.org/27694Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Giuseppe Castagno <giuseppe.castagno@acca-esse.eu>

ucb/source/ucp/webdav-neon/webdavcontent.cxx

@@ -2429,7 +2429,10 @@ void Content::insert(
             xResAccess->setURL( aURL );
 
             if ( bCollection )
+            {
                 xResAccess->MKCOL( Environment );
+                aStaticDAVOptionsCache.removeDAVOptions( aTargetUrl );
+            }
             else
             {
                 xResAccess->PUT( xInputStream, Environment );