Fix loss of attributes for OGR provider (followup 72c9830)

Cherry-picked from cc13c57

Author: nyalldawson

src/providers/ogr/qgsogrprovider.cpp

@@ -1284,6 +1284,7 @@ bool QgsOgrProvider::changeAttributeValues( const QgsChangedAttributesMap &attr_
   {
     pushError( tr( "OGR error syncing to disk: %1" ).arg( CPLGetLastErrorMsg() ) );
   }
+  QgsOgrConnPool::instance()->invalidateConnections( filePath() );
   return true;
 }
 
@@ -1348,6 +1349,7 @@ bool QgsOgrProvider::changeGeometryValues( QgsGeometryMap & geometry_map )
 
     OGR_F_Destroy( theOGRFeature );
   }
+  QgsOgrConnPool::instance()->invalidateConnections( filePath() );
   return syncToDisc();
 }
 
@@ -1607,17 +1609,17 @@ static QString createFileFilter_( QString const &longName, QString const &glob )
 
 QString createFilters( QString type )
 {
-  /**Database drivers available*/
+  /** Database drivers available*/
   static QString myDatabaseDrivers;
-  /**Protocol drivers available*/
+  /** Protocol drivers available*/
   static QString myProtocolDrivers;
-  /**File filters*/
+  /** File filters*/
   static QString myFileFilters;
-  /**Directory drivers*/
+  /** Directory drivers*/
   static QString myDirectoryDrivers;
-  /**Extensions*/
+  /** Extensions*/
   static QStringList myExtensions;
-  /**Wildcards*/
+  /** Wildcards*/
   static QStringList myWildcards;
 
   // if we've already built the supported vector string, just return what
@@ -2014,7 +2016,7 @@ QGISEXTERN bool isProvider()
   return true;
 }
 
-/**Creates an empty data source
+/** Creates an empty data source
 @param uri location to store the file(s)
 @param format data format (e.g. "ESRI Shapefile"
 @param vectortype point/line/polygon or multitypes