Remove documentation of second argument

Author: kgryte

lib/node_modules/@stdlib/math/special/abs/lib/main.js

@@ -43,10 +43,7 @@ var gabs = require( '@stdlib/math/strided/special/abs' );
 * Computes the absolute value.
 *
 * @param {(ndarray|ArrayLikeObject|number)} x - input value
-* @param {(ndarray|ArrayLikeObject)} [mask] - array mask
-* @throws {TypeError} first argument must be either an ndarray, array-like object, or number
-* @throws {TypeError} second argument must be either an ndarray or array-like object
-* @throws {Error} second argument must have the same shape as the first argument
+* @throws {TypeError} must provide either an ndarray, array-like object, or number
 * @returns {(ndarray|number)} results
 *
 * @example
@@ -154,7 +151,7 @@ function abs( x ) {
 		return y;
 	}
 	if ( !isArrayLikeObject( x ) ) {
-		throw new TypeError( 'invalid argument. First argument must be either a number, array-like object, or ndarray. Value: `' + x + '`.' );
+		throw new TypeError( 'invalid argument. Must provide either an ndarray, array-like object, or number. Value: `' + x + '`.' );
 	}
 	N = x.length;
 	dt = dtype( x ) || 'generic';