[main] (deps): Bump dotnet/arcade/.github/workflows/backport-base.yml

Bumps [dotnet/arcade/.github/workflows/backport-base.yml](https://github.com/dotnet/arcade) from 6aa173793e862e03b509406b2a554a2d8bedaf34 to 7d717a49d570577936361c14de38bf61271aa274.
- [Commits](dotnet/arcade@6aa1737...7d717a4)

---
updated-dependencies:
- dependency-name: dotnet/arcade/.github/workflows/backport-base.yml
  dependency-version: 7d717a49d570577936361c14de38bf61271aa274
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/backport.yml

@@ -14,7 +14,7 @@ permissions:
 
 jobs:
   backport:
-    uses: dotnet/arcade/.github/workflows/backport-base.yml@70312249bc7f64b6bc9c0387c3cc24541376c829 # 2025-01-13
+    uses: dotnet/arcade/.github/workflows/backport-base.yml@5376144c8e87fa6819adb14206df0c1eeb8504c4 # 2025-01-13
     with:
       pr_description_template: |
         Backport of #%source_pr_number% to %target_branch%