Remove passing tests from test262 expectations

https://bugs.webkit.org/show_bug.cgi?id=264233

Unreviewed test gardening.

* JSTests/test262/expectations.yaml:
Four of the listed test failures are actually passing.

Canonical link: https://commits.webkit.org/270250@main

JSTests/test262/expectations.yaml

@@ -970,12 +970,6 @@ test/built-ins/Temporal/PlainTime/prototype/with/order-of-operations.js:
 test/built-ins/Temporal/getOwnPropertyNames.js:
   default: 'Test262Error: ZonedDateTime'
   strict mode: 'Test262Error: ZonedDateTime'
-test/built-ins/TypedArray/prototype/set/BigInt/number-tobigint.js:
-  default: 'Test262Error: abrupt completion from Number: 1 Expected a TypeError to be thrown but no exception was thrown at all (Testing with BigInt64Array.)'
-  strict mode: 'Test262Error: abrupt completion from Number: 1 Expected a TypeError to be thrown but no exception was thrown at all (Testing with BigInt64Array.)'
-test/built-ins/TypedArrayConstructors/ctors-bigint/object-arg/number-tobigint.js:
-  default: 'Test262Error: abrupt completion from Number: 1 Expected a TypeError to be thrown but no exception was thrown at all (Testing with BigInt64Array.)'
-  strict mode: 'Test262Error: abrupt completion from Number: 1 Expected a TypeError to be thrown but no exception was thrown at all (Testing with BigInt64Array.)'
 test/harness/asyncHelpers-asyncTest-without-async-flag.js:
   default: "Test262Error: Without 'async' flag, $DONE should not be defined"
   strict mode: "Test262Error: Without 'async' flag, $DONE should not be defined"