[llvm] [RISCV] Mark vmvNr.v as implicitly using vtype (PR #118414)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `libc-x86_64-debian-fullbuild-dbg-asan` running on `libc-x86_64-debian-fullbuild` while building `llvm` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/171/builds/11573

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

```
Step 4 (annotate) failure: 'python ../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py ...' (failure)
...
[       OK ] LlvmLibcMMapTest.Error_InvalidSize (5 us)
Ran 2 tests.  PASS: 2  FAIL: 0
[932/1099] Running unit test libc.test.src.sys.mman.linux.posix_madvise_test
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcPosixMadviseTest.NoError
[       OK ] LlvmLibcPosixMadviseTest.NoError (32 us)
[ RUN      ] LlvmLibcPosixMadviseTest.Error_BadPtr
[       OK ] LlvmLibcPosixMadviseTest.Error_BadPtr (4 us)
Ran 2 tests.  PASS: 2  FAIL: 0
[933/1099] Running unit test libc.test.src.sys.mman.linux.process_mrelease_test
FAILED: projects/libc/test/src/sys/mman/linux/CMakeFiles/libc.test.src.sys.mman.linux.process_mrelease_test /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/test/src/sys/mman/linux/CMakeFiles/libc.test.src.sys.mman.linux.process_mrelease_test 
cd /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/test/src/sys/mman/linux && /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/build/projects/libc/test/src/sys/mman/linux/libc.test.src.sys.mman.linux.process_mrelease_test.__build__
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcProcessMReleaseTest.NoError
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian-fullbuild/libc-x86_64-debian-fullbuild-dbg-asan/llvm-project/libc/test/src/sys/mman/linux/process_mrelease_test.cpp:44: FAILURE
Failed to match LIBC_NAMESPACE::process_mrelease(pidfd, 0) against Succeeds().
Expected return value to be equal to 0 but got -1.
Expected errno to be equal to "Success" but got "No such process".
[  FAILED  ] LlvmLibcProcessMReleaseTest.NoError
[ RUN      ] LlvmLibcProcessMReleaseTest.ErrorNotKilled
[       OK ] LlvmLibcProcessMReleaseTest.ErrorNotKilled (801 us)
[ RUN      ] LlvmLibcProcessMReleaseTest.ErrorNonExistingPidfd
[       OK ] LlvmLibcProcessMReleaseTest.ErrorNonExistingPidfd (9 us)
Ran 3 tests.  PASS: 2  FAIL: 1
[934/1099] Running unit test libc.test.src.sys.mman.linux.mremap_test
[==========] Running 2 tests from 1 test suite.
[ RUN      ] LlvmLibcMremapTest.NoError
[       OK ] LlvmLibcMremapTest.NoError (34 us)
[ RUN      ] LlvmLibcMremapTest.Error_InvalidSize
[       OK ] LlvmLibcMremapTest.Error_InvalidSize (17 us)
Ran 2 tests.  PASS: 2  FAIL: 0
[935/1099] Running unit test libc.test.src.sys.mman.linux.remap_file_pages_test
[==========] Running 3 tests from 1 test suite.
[ RUN      ] LlvmLibcRemapFilePagesTest.NoError
[       OK ] LlvmLibcRemapFilePagesTest.NoError (147 us)
[ RUN      ] LlvmLibcRemapFilePagesTest.ErrorInvalidFlags
[       OK ] LlvmLibcRemapFilePagesTest.ErrorInvalidFlags (57 us)
[ RUN      ] LlvmLibcRemapFilePagesTest.ErrorInvalidAddress
[       OK ] LlvmLibcRemapFilePagesTest.ErrorInvalidAddress (4 us)
Ran 3 tests.  PASS: 3  FAIL: 0
[936/1099] Running unit test libc.test.src.string.memmove_test.__unit__
[==========] Running 7 tests from 1 test suite.
[ RUN      ] LlvmLibcMemmoveTest.MoveZeroByte
[       OK ] LlvmLibcMemmoveTest.MoveZeroByte (5 us)
[ RUN      ] LlvmLibcMemmoveTest.DstAndSrcPointToSameAddress
[       OK ] LlvmLibcMemmoveTest.DstAndSrcPointToSameAddress (3 us)
[ RUN      ] LlvmLibcMemmoveTest.DstStartsBeforeSrc
[       OK ] LlvmLibcMemmoveTest.DstStartsBeforeSrc (2 us)
[ RUN      ] LlvmLibcMemmoveTest.DstStartsAfterSrc

```

</details>

https://github.com/llvm/llvm-project/pull/118414