getChangeFromChangesMap(mChanges, sChangeId) {
			let oMatch;
			Object.values(mChanges).some((aControlChanges) => {
				oMatch = aControlChanges.find((oChange) => oChange.getId() === sChangeId);
				return oMatch;
			});

			return oMatch;
		}
Function that gets a specific change from a map of changes.

@param {map} mChanges Map of all changes
@param {string} sChangeId Id of the change that should be retrieved
@returns {sap.ui.fl.apply._internal.flexObjects.FlexObject | undefined} Returns the change if it is in the map, otherwise undefined