Sets the hash `key` to `value`.

@private
@name set
@memberOf Hash
@param {string} key The key of the value to set.
@param {*} value The value to set.
@returns {Object} Returns the hash instance.
function hashSet$1(key, value) {
	  var data = this.__data__;
	  data[key] = (nativeCreate$1 && value === undefined) ? HASH_UNDEFINED$1 : value;
	  return this;
	}