chore(deps): update dependency coverlet.msbuild to 6.0.3

Author: renovate[bot]

src/Akavache.Tests/Akavache.Tests.csproj

@@ -26,7 +26,7 @@
     <PackageReference Include="DiffEngine" Version="15.6.0" />
     <PackageReference Include="PublicApiGenerator" Version="11.3.0" />
     <PackageReference Include="Verify.Xunit" Version="28.8.1" />
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="6.0.3">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>