Fix unstable trailing comment in parenthesized sequence or assignment expression (#19263)

Co-authored-by: fisker <lionkay@gmail.com>

changelog_unreleased/javascript/19263.md

@@ -0,0 +1,16 @@
+#### Keep trailing comments inside the parentheses of a sequence or assignment expression (#19263 by @sarathfrancis90)
+
+<!-- prettier-ignore -->
+```jsx
+// Input
+const x = (a, b, c /* comment */);
+const y = (a = b /* comment */);
+
+// Prettier stable
+const x = (a, b, c) /* comment */;
+const y = (a = b) /* comment */;
+
+// Prettier main
+const x = (a, b, c /* comment */);
+const y = (a = b /* comment */);
+```