refactor: update Uint64.from usage in tests to remove unnecessary new keyword

Author: impawstarlight

lib/node_modules/@stdlib/number/uint64/ctor/test/test.js

@@ -176,7 +176,7 @@ tape( 'the constructor prototype has a read-only `byteLength` property', functio
 });
 
 tape( 'the constructor returns an instance having a read-only `hi` property for getting the high word', function test( t ) {
-	var x = new Uint64.from( [ 1, 0 ] );
+	var x = Uint64.from( [ 1, 0 ] );
 
 	t.strictEqual( x.hi, 1, 'returns expected value' );
 	t.throws( foo, Error, 'throws an error' );
@@ -188,7 +188,7 @@ tape( 'the constructor returns an instance having a read-only `hi` property for
 });
 
 tape( 'the constructor returns an instance having a read-only `lo` property for getting the low word', function test( t ) {
-	var x = new Uint64.from( [ 1, 0 ] );
+	var x = Uint64.from( [ 1, 0 ] );
 
 	t.strictEqual( x.lo, 0, 'returns expected value' );
 	t.throws( foo, Error, 'throws an error' );
@@ -211,7 +211,7 @@ tape( 'the constructor returns an instance which supports serializing an instanc
 	t.deepEqual( x.toJSON(), expected, 'returns expected value' );
 	t.strictEqual( JSON.stringify( x ), JSON.stringify( expected ), 'returns expected value' );
 
-	x = new Uint64.from( [ 1, 0 ] );
+	x = Uint64.from( [ 1, 0 ] );
 	expected = {
 		'type': 'Uint64',
 		'words': [ 1, 0 ]

lib/node_modules/@stdlib/number/uint64/ctor/test/test.to_string.js

@@ -40,7 +40,7 @@ tape( 'the constructor returns an instance having a `toString` method for serial
 	x = new Uint64( 5 );
 	t.strictEqual( x.toString(), '5', 'returns expected value' );
 
-	x = new Uint64.from( [ 1, 0 ] );
+	x = Uint64.from( [ 1, 0 ] );
 	t.strictEqual( x.toString(), '4294967296', 'returns expected value' );
 
 	t.end();