chore(deps): update actions/setup-dotnet digest to 26b0ec1 (#21)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[actions/setup-dotnet](https://redirect.github.com/actions/setup-dotnet)
([changelog](https://redirect.github.com/actions/setup-dotnet/compare/9a946fdbd5fb07b82b2f5a4466058b876ab72bb2..26b0ec14cb23fa6904739307f278c14f94c95bf1))
| action | digest | `9a946fd` → `26b0ec1` |

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action.yml

@@ -27,7 +27,7 @@ runs:
     # --- Trusted publishing path ---
     - name: Setup .NET SDK (trusted publishing)
       if: inputs.use-trusted-publishing == 'true'
-      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2 # v5
+      uses: actions/setup-dotnet@26b0ec14cb23fa6904739307f278c14f94c95bf1 # v5
       with:
         dotnet-version: ${{ inputs.dotnet-version }}
         config-file: ${{ inputs.config-file }}
@@ -52,7 +52,7 @@ runs:
     # --- Authenticated publishing path ---
     - name: Setup .NET SDK (authenticated)
       if: inputs.use-trusted-publishing != 'true'
-      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2 # v5
+      uses: actions/setup-dotnet@26b0ec14cb23fa6904739307f278c14f94c95bf1 # v5
       with:
         dotnet-version: ${{ inputs.dotnet-version }}
         source-url: ${{ inputs.source-url }}