Add ASAN/UBSAN to CI

[etan-status]

Adopt AddressSanitizer / UndefinedBehaviorSanitizer to catch bugs early.

[etan-status]

/home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:82:84: runtime error: call to function raisesfutures::eqtrace__testsync_u13867_(var<raisesfutures::InternalRaisesFuturecolonObjectType_>, pointer) through pointer to incorrect function type 'void (*)(void *, void *)'
/home/runner/work/nim-chronos/nim-chronos/chronos/internal/asyncfutures.nim:86: note: raisesfutures::eqtrace__testsync_u13867_(var<raisesfutures::InternalRaisesFuturecolonObjectType_>, pointer) defined here
    #0 0x57fe95ced1f8 in system::trace(ptr<system::RefHeader>, ptr<system::TNimTypeV2>, var<system::GcEnv>) /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:82:84
    #1 0x57fe95cebfb0 in system::markGray(ptr<system::RefHeader>, ptr<system::TNimTypeV2>, var<system::GcEnv>) /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:199:17
    #2 0x57fe95cfcff7 in system::collectCyclesBacon(var<system::GcEnv>, int) /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:340:21
    #3 0x57fe95cffe19 in system::collectCycles /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:413:15
    #4 0x57fe95d00afb in system::registerCycle(ptr<system::RefHeader>, ptr<system::TNimTypeV2>) /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:455:17
    #5 0x57fe95d012dd in system::rememberCycle(bool, ptr<system::RefHeader>, ptr<system::TNimTypeV2>) /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:515:19
    #6 0x57fe96170d11 in nimDecRefIsLastCyclicDyn /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:527:17
    #7 0x57fe9617b8e0 in futures::eqdestroy_(ref<futures::FutureBasecolonObjectType_>) /home/runner/work/nim-chronos/nim-chronos/chronos/futures.nim:146:218
    #8 0x57fe964864e0 in asyncfutures::futureContinue(ref<futures::FutureBasecolonObjectType_>) /home/runner/work/nim-chronos/nim-chronos/chronos/futures.nim:151:61
    #9 0x57fe97311b43 in runTestX60gensym2388_::colonanonymous_ /home/runner/work/nim-chronos/nim-chronos/tests/testsync.nim:823:79
    #10 0x57fe97312f9a in testsync::runTestX60gensym2388_(string, string) /home/runner/work/nim-chronos/nim-chronos/chronos/unittest2/asynctests.nim:20:41
    #11 0x57fe95f3b34c in unittest2::runDirect(unittest2::Test) /home/runner/.nimble/pkgs2/unittest2-0.2.5-02bb3751ba9ddc3c17bfd89f2e41cb6bfb8fc0c9/unittest2.nim:1095:169
    #12 0x57fe9733198c in atmtestsyncdotnim_Init000 /home/runner/.nimble/pkgs2/unittest2-0.2.5-02bb3751ba9ddc3c17bfd89f2e41cb6bfb8fc0c9/unittest2.nim:1175:121
    #13 0x57fe9bd504b9 in PreMainInner /home/runner/.nimble/pkgs2/unittest2-0.2.5-02bb3751ba9ddc3c17bfd89f2e41cb6bfb8fc0c9/unittest2.nim:340:2
    #14 0x57fe9bd50545 in PreMain /home/runner/.nimble/pkgs2/unittest2-0.2.5-02bb3751ba9ddc3c17bfd89f2e41cb6bfb8fc0c9/unittest2.nim:375:2
    #15 0x57fe9bd50590 in NimMain /home/runner/.nimble/pkgs2/unittest2-0.2.5-02bb3751ba9ddc3c17bfd89f2e41cb6bfb8fc0c9/unittest2.nim:390:2
    #16 0x57fe9bd505e5 in main /home/runner/.nimble/pkgs2/unittest2-0.2.5-02bb3751ba9ddc3c17bfd89f2e41cb6bfb8fc0c9/unittest2.nim:399:2
    #17 0x785d12a2a8c0  (/usr/lib/x86_64-linux-gnu/libc.so.6+0x2a8c0) (BuildId: 3a702c7fa5b9d5b692ba3516f4db07a286e454d6)
    #18 0x785d12a2a9d7 in __libc_start_main (/usr/lib/x86_64-linux-gnu/libc.so.6+0x2a9d7) (BuildId: 3a702c7fa5b9d5b692ba3516f4db07a286e454d6)
    #19 0x57fe958636a4 in _start (/home/runner/work/nim-chronos/nim-chronos/build/testall+0x3e666a4) (BuildId: 9432ba4ca44cfa52a34a59d11fa95a3e90a96fee)

SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/runner/work/nim-chronos/nim-chronos/nim/lib/system/orc.nim:82:84 
stack trace: (most recent call last)
/tmp/nimblecache-1194919871666104896/nimscriptapi_8413927942924795176.nim(219, 16)
/home/runner/work/nim-chronos/nim-chronos/chronos.nimble(135, 7) test_asanTask
/home/runner/work/nim-chronos/nim-chronos/chronos.nimble(53, 5) run
/home/runner/work/nim-chronos/nim-chronos/nim/lib/system/nimscript.nim(264, 7) exec
/home/runner/work/nim-chronos/nim-chronos/nim/lib/system/nimscript.nim(264, 7) 

• cyclic ref type with lifetime extend beyond nested function calls setting it creates UB in ORC nim-lang/Nim#26172

[etan-status]

• Fix UB in setdest callback nim-bearssl#112