[mono][debugger] Fix inspect Span<byte>

[thaystg]

Fix dotnet/android#8792

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[thaystg]

/backport to release/8.0-staging

[github-actions]

Started backporting to release/8.0-staging: https://github.com/dotnet/runtime/actions/runs/8302739403

[github-actions]

@thaystg backporting to release/8.0-staging failed, the patch most likely resulted in conflicts:

$ git am --3way --ignore-whitespace --keep-non-patch changes.patch

Applying: Fix inspect Span<byte>
Using index info to reconstruct a base tree...
A	src/mono/browser/debugger/DebuggerTestSuite/MiscTests.cs
A	src/mono/browser/debugger/tests/debugger-test/debugger-test.cs
M	src/mono/mono/component/debugger-agent.c
Falling back to patching base and 3-way merge...
Auto-merging src/mono/wasm/debugger/tests/debugger-test/debugger-test.cs
CONFLICT (content): Merge conflict in src/mono/wasm/debugger/tests/debugger-test/debugger-test.cs
Auto-merging src/mono/wasm/debugger/DebuggerTestSuite/MiscTests.cs
Auto-merging src/mono/mono/component/debugger-agent.c
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 Fix inspect Span<byte>
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".
Error: The process '/usr/bin/git' failed with exit code 128

Please backport manually!

[github-actions]

@thaystg an error occurred while backporting to release/8.0-staging, please check the run log for details!

Error: git am failed, most likely due to a merge conflict.