deactivate() {
			this.#bActive = false;
			this.mDocuRefControlToFieldHelp = {};
			this.#fnUpdateHotspotsCallback = null;
			this.#mMetaModel2TextMappingPromise.clear();
			this.#mMetamodel2TextPropertyInfo.clear();
			ManagedObject.prototype.updateFieldHelp = undefined; // restore the default
		}
Deactivates the field help support and cleans up the internal data structures.

@private
@ui5-restricted sap.ui.core
@since 1.125.0