Update dependency Microsoft.SourceLink.GitHub to v8

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
Microsoft.SourceLink.GitHub	1.1.1 -> 8.0.0

---

Release Notes

dotnet/sourcelink (Microsoft.SourceLink.GitHub)

v8.0.0: (.NET SDK 8.0.100)

Compare Source

What's Changed

Source Link is now included in .NET SDK 8 and enabled by default. Projects that migrate to .NET SDK 8 do not need to reference Source Link packages explicitly via PackageReference anymore.

• Add sparse checkout support by @​pakrym in #​772
• Add support for Gitee by @​luocs in #​922
• Fix target Input Output as to not interfere with incremental. by @​yuehuang010 in #​901
• Prepare for inclusion in .NET SDK by @​tmat in #​988
• Avoid creating source link .json file when no source control mapping is available by @​tmat in #​989
• Do not report warnings when SourceLink packages are not referenced ex… by @​tmat in #​991
• Bump version to 8.0 to match SDK by @​tmat in #​992
• Fix FileWrites by @​tmat in #​995
• Remove unnecessary <?xml tags by @​ViktorHofer in #​1013
• Remove unnecessary license header in msbuild by @​ViktorHofer in #​1014
• Allow multiple Source Link assemblies to be loaded from different locations by @​tmat in #​1034
• New command-line APIs and offline argument by @​NikolaMilosavljevic in #​1068
• Do not report warning if submodule dir is missing by @​tmat in #​1078

New Contributors

• @​MichaelSimons made their first contribution in #​836
• @​alexperovich made their first contribution in #​867
• @​ShreyasJejurkar made their first contribution in #​892
• @​pakrym made their first contribution in #​772
• @​IanKemp made their first contribution in #​889
• @​luocs made their first contribution in #​922
• @​yuehuang010 made their first contribution in #​901
• @​NikolaMilosavljevic made their first contribution in #​994
• @​oleksandr-didyk made their first contribution in #​933
• @​v-chayan made their first contribution in #​1054

Full Changelog: dotnet/sourcelink@1.1.1...8.0.0

---

Configuration

📅 Schedule: Branch creation - "before 5:00am,before 10am,before 3pm,before 8pm" in timezone Asia/Shanghai, Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled because a matching PR was automerged previously.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.