[LoongArch64, RISC-V] Fix handling ThreadAbortException at the end of catch for LoongArch64 and RISC-V.

[LuckyXu-HF]

This PR is part of the issue #69705 to amend the LA's port.

Fix handling ThreadAbortException at the end of catch for LoongArch64 and RISC-V.

[LuckyXu-HF]

This PR mainly fixes System.Runtime.Tests.ControlledExecutionTests.CancelInTryAndExitCatchNormally in System.Runtime.Tests after #89781.
Based on this PR, The System.Runtime.Tests has all passed on LoongArch64:
Maybe RISC-V has the same problem.

Testing: @@@@@ home/xuliangyu/libs-8-tests/System.Runtime.Tests/Release/net8.0-unix @@@@@
  Discovering: System.Runtime.Tests (method display = ClassAndMethod, method display options = None)
  Discovered:  System.Runtime.Tests (found 9232 of 9279 test cases)
  Starting:    System.Runtime.Tests (parallel test collections = on, max threads = 4)
    System.Tests.ArgIteratorTests.ArgIterator_GetNextArgType [SKIP]
      Condition(s) not met: "IsArgIteratorSupported"
    System.Tests.ArgIteratorTests.ArgIterator_GetRemainingCount_GetNextArg [SKIP]
      Condition(s) not met: "IsArgIteratorSupported"
    System.Tests.StringTests.IndexOf_SingleLetter(s: "Hello", target: '\0', startIndex: 0, count: 5, expected: -1) [SKIP]
      Target \0 is not supported in ICU
    System.Tests.StringTests.LastIndexOf_NullInStrings [SKIP]
      Condition(s) not met: "IsNlsGlobalization"
    System.Tests.StringTests.IndexOf_NullInStrings [SKIP]
      Condition(s) not met: "IsNlsGlobalization"
    System.Tests.StringTests.EndsWith_NullInStrings_NonOrdinal [SKIP]
      Condition(s) not met: "IsNlsGlobalization"
    System.Tests.StringTests.StartsWith_NullInStrings_NonOrdinal [SKIP]
      Condition(s) not met: "IsNlsGlobalization"
    System.Tests.StringTests.EndsWith_NullInStrings [SKIP]
      Condition(s) not met: "IsNlsGlobalization"
    System.Tests.StringTests.StartsWith_NullInStrings [SKIP]
      Condition(s) not met: "IsNlsGlobalization"
    System.Runtime.Tests.JitInfoTests.JitInfoIsNotPopulated [SKIP]
      Condition(s) not met: "IsMonoAOT"
    System.Tests.DateTimeOffsetTests.ToLocalTime_MinValue [SKIP]
      Condition(s) not met: "IsMinValueNegativeLocalOffset"
    System.Tests.DateTimeOffsetTests.ToLocalTime_Ambiguous [SKIP]
      Condition(s) not met: "IsPacificTime"
    System.Tests.TimeZoneInfoTests.UnsupportedImplicitConversionTest [SKIP]
      Condition(s) not met: "DoesNotSupportIanaNamesConversion"
  Finished:    System.Runtime.Tests
=== TEST EXECUTION SUMMARY ===
   System.Runtime.Tests  Total: 65391, Errors: 0, Failed: 0, Skipped: 13, Time: 42.992s

[LuckyXu-HF]

cc @shushanhf ,Could you please review this PR?
Thanks

[shushanhf]

LGTM
Thanks

[shushanhf]

cc @clamp03
Also add RISC-V64.

[clamp03]

Thank you so much!!!

cc @alpencolt @t-mustafin @gbalykov @tomeksowi

[shushanhf]

@jkotas Could you please review this PR ?

[jkotas]

LGTM!