Restore strong name (#2208)

* Restore strong name certificate

* Migrate strong name certificate loading to linux.

* Fix wrong path

* Restore version, update release notes

.github/workflows/ci.yml

@@ -21,8 +21,15 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Load strong name certificate
+        run: |
+          echo "$SNC_BASE64" | base64 --decode > "${{ github.workspace }}/certificate.snk"
+        shell: bash
+        env:
+          SNC_BASE64: ${{ secrets.SNC_BASE64 }}
+
       - name: Build package
-        run: dotnet build MQTTnet.sln --configuration Release /p:FileVersion=${{ env.VERSION }} /p:AssemblyVersion=${{ env.VERSION }} /p:PackageVersion=${{ env.VERSION }}${{ env.PACKAGE_SUFFIX }}
+        run: dotnet build MQTTnet.sln --configuration Release /p:FileVersion=${{ env.VERSION }} /p:AssemblyVersion=${{ env.VERSION }} /p:PackageVersion=${{ env.VERSION }}${{ env.PACKAGE_SUFFIX }} /p:SignAssembly=true /p:AssemblyOriginatorKeyFile=${{ github.workspace }}/certificate.snk
 
       - name: Upload nuget packages
         uses: actions/upload-artifact@v4

Source/ReleaseNotes.md

@@ -1,3 +1,4 @@
 * Core: Used new language features across the entire library
 * Core: Performance improvements
 * Server: Improved performance of retained messages when no event handler is attached (#2093, thanks to @zhaowgit)
+* Restored the strong name of the nugets