attachFullHashModules(chunk, modules) {
		const cgc = this._getChunkGraphChunk(chunk);
		if (cgc.fullHashModules === undefined) cgc.fullHashModules = new Set();
		for (const module of modules) {
			cgc.fullHashModules.add(module);
		}
	}
@param {Chunk} chunk the chunk
@param {Iterable<RuntimeModule>} modules the modules that require a full hash
@returns {void}