async setProjectConfigPath(path) {
		this.#configManuallyDefined = true;

		if (path !== undefined) {
			this.projectConfigPaths = [path];
		} else {
			this.projectConfigPaths = [];
		}

		if (this.hasConfigMerged) {
			// merge it again
			debugDev("Merging in getConfig again after setting the local project config path.");
			await this.forceReloadConfig();
		}
	}
Overwrites the config path.

@param {String} path - The new config path.