[llvm] [Xtensa] Add XtensaDesc dependency to LLVMXtensaDisassembler (PR #126904)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-solaris11-sparcv9` running on `solaris11-sparcv9` while building `llvm` at step 5 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/13/builds/5289

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (ninja check 1) failure: stage 1 checked (failure)
******************** TEST 'AddressSanitizer-Unit :: ./Asan-sparc-calls-Dynamic-Test/17/47' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/opt/llvm-buildbot/home/solaris11-sparcv9/clang-solaris11-sparcv9/stage1/projects/compiler-rt/lib/asan/tests/SPARCSunOSDynamicConfig/./Asan-sparc-calls-Dynamic-Test-AddressSanitizer-Unit-3493-17-47.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=47 GTEST_SHARD_INDEX=17 /opt/llvm-buildbot/home/solaris11-sparcv9/clang-solaris11-sparcv9/stage1/projects/compiler-rt/lib/asan/tests/SPARCSunOSDynamicConfig/./Asan-sparc-calls-Dynamic-Test
--

Script:
--
/opt/llvm-buildbot/home/solaris11-sparcv9/clang-solaris11-sparcv9/stage1/projects/compiler-rt/lib/asan/tests/SPARCSunOSDynamicConfig/./Asan-sparc-calls-Dynamic-Test --gtest_filter=AddressSanitizer.OOB_char
--
/opt/llvm-buildbot/home/solaris11-sparcv9/clang-solaris11-sparcv9/llvm/compiler-rt/lib/asan/tests/asan_oob_test.cpp:62: Failure
Death test: oob_test<T>(size, i)
    Result: died but not with expected error.
  Expected: contains regular expression "is located.*5 byte.*before"
Actual msg:
[  DEATH   ] =================================================================
[  DEATH   ] ==3670==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xfc00140b at pc 0xfe4f68d8 bp 0xffbfe3e0 sp 0xffbfe3dc
[  DEATH   ] WRITE of size 1 at 0xfc00140b thread T0
[  DEATH   ] AddressSanitizer:DEADLYSIGNAL
[  DEATH   ] AddressSanitizer: nested bug in the same thread, aborting.
[  DEATH   ] 


/opt/llvm-buildbot/home/solaris11-sparcv9/clang-solaris11-sparcv9/llvm/compiler-rt/lib/asan/tests/asan_oob_test.cpp:62
Death test: oob_test<T>(size, i)
    Result: died but not with expected error.
  Expected: contains regular expression "is located.*5 byte.*before"
Actual msg:
[  DEATH   ] =================================================================
[  DEATH   ] ==3670==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xfc00140b at pc 0xfe4f68d8 bp 0xffbfe3e0 sp 0xffbfe3dc
[  DEATH   ] WRITE of size 1 at 0xfc00140b thread T0
[  DEATH   ] AddressSanitizer:DEADLYSIGNAL
[  DEATH   ] AddressSanitizer: nested bug in the same thread, aborting.
[  DEATH   ] 



********************


```

</details>

https://github.com/llvm/llvm-project/pull/126904