chore(coverage): update runtime snapshots (#8489)

Found a bunch of failed tests related to we don't use
`classPrivateSetter` and `classPrivateGetter` to transform private
getter and private setter. The simplest way is to add alternative helper
functions for these two. The reason we don't use I have explained in
#8132

```shell
tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-add.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «3») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-bitand.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «0») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-bitor.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «15») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-bitxor.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «257») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-div.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «0.5») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-exp.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «1000») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-lshift.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «96») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-mod.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «1») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-mult.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «6») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-rshift.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «3») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-srshift.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «3») to be true

tasks/coverage/test262/test/language/expressions/compound-assignment/left-hand-side-private-reference-accessor-property-sub.js
transform error: Test262Error: The expression should evaluate to the result Expected SameValue(«undefined», «1») to be true
```