applyChange(oManifest, oChange) {
			/* logic for changemerger */
			var oDeleteCard = oChange.getContent();
			var oOldCards = oManifest["sap.ovp"].cards;
			if (oDeleteCard.cardId in oOldCards) {
				delete oOldCards[oDeleteCard.cardId];
			} else {
				throw Error("The card to be deleted was not found");
			}
			return oManifest;
		}
Method to apply the <code>appdescr_ovp_removeCard</code> change to the manifest.
@param {object} oManifest - Original manifest
@param {sap.ui.fl.apply._internal.flexObjects.AppDescriptorChange} oChange - Change made by key user
@param {object} oChange.content - Details of the change
@param {string} oChange.content.cardID - ID of the card to be deleted
@returns {object} Updated manifest
@private
@ui5-restricted sap.ui.fl.apply._internal