[GUI][Annotations] Rename "Create Picture" to "Create Picture Annotat…

…ion"

Uniform the action name to the other ones

src/gui/annotations/qgsannotationitemguiregistry.cpp

@@ -267,7 +267,7 @@ void QgsAnnotationItemGuiRegistry::addDefaultItems()
   } ) );
 
   addAnnotationItemGuiMetadata( new QgsAnnotationItemGuiMetadata( QStringLiteral( "picture" ),
-                                QObject::tr( "Picture" ),
+                                QObject::tr( "Picture Annotation" ),
                                 QgsApplication::getThemeIcon( QStringLiteral( "/mActionAddImage.svg" ) ),
                                 [ = ]( QgsAnnotationItem * item )->QgsAnnotationItemBaseWidget *
   {