src: make IsConstructCall checks consistent

The most common way to perfom this check is by using the simple CHECK
macro. This commit suggest making this consistent in favour of the most
commonly used.

PR-URL: https://github.com/nodejs/node/pull/13473


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>