Atomics: updates to various Atomics tests. gh-1527

test/built-ins/Atomics/add/bigint/bad-range.js

test/built-ins/Atomics/add/bigint/good-views.js

test/built-ins/Atomics/add/bigint/nonshared-int-views.js

test/built-ins/Atomics/and/bigint/bad-range.js

test/built-ins/Atomics/and/bigint/good-views.js

test/built-ins/Atomics/and/bigint/nonshared-int-views.js

test/built-ins/Atomics/compareExchange/bigint/bad-range.js

test/built-ins/Atomics/compareExchange/bigint/good-views.js

...ins/Atomics/compareExchange/bigint/nonshared-int-views.js

test/built-ins/Atomics/exchange/bigint/bad-range.js

test/built-ins/Atomics/exchange/bigint/good-views.js

.../built-ins/Atomics/exchange/bigint/nonshared-int-views.js

test/built-ins/Atomics/isLockFree/bigint/corner-cases.js

test/built-ins/Atomics/isLockFree/bigint/value.js

test/built-ins/Atomics/load/bigint/bad-range.js

test/built-ins/Atomics/load/bigint/good-views.js

test/built-ins/Atomics/load/bigint/nonshared-int-views.js

test/built-ins/Atomics/or/bigint/bad-range.js

test/built-ins/Atomics/or/bigint/good-views.js

test/built-ins/Atomics/or/bigint/nonshared-int-views.js