[ESNext][BigInt] Implement support for "%" operation

[ESNext][BigInt] Implement support for "%" operation
https://bugs.webkit.org/show_bug.cgi?id=184327

Reviewed by Yusuke Suzuki.

JSTests:

* bigIntTests.yaml:
* stress/big-int-mod-memory-stress.js: Added.
* stress/big-int-mod-to-primitive-precedence.js: Added.
* stress/big-int-mod-to-primitive.js: Added.
* stress/big-int-mod-type-error.js: Added.
* stress/big-int-mod-wrapped-value.js: Added.
* stress/big-int-mod.js: Added.

Source/JavaScriptCore:

We are introducing the support of BigInt into remainder (a.k.a mod)
operation.

* runtime/CommonSlowPaths.cpp:
(JSC::SLOW_PATH_DECL):
* runtime/JSBigInt.cpp:
(JSC::JSBigInt::remainder):
(JSC::JSBigInt::rightTrim):
* runtime/JSBigInt.h:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@232295 268f45cc-cd09-0410-ab3c-d52691b4dbfc