Bump ApprovalTests from 5.4.7 to 5.5.0 in /src

Bumps [ApprovalTests](https://github.com/approvals/ApprovalTests.Net) from 5.4.7 to 5.5.0.
- [Release notes](https://github.com/approvals/ApprovalTests.Net/releases)
- [Commits](approvals/ApprovalTests.Net@5.4.7...5.5.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/GitReleaseManager.Core.Tests/GitReleaseManager.Core.Tests.csproj

@@ -18,7 +18,7 @@
           <PrivateAssets>all</PrivateAssets>
         </PackageReference>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
-        <PackageReference Include="ApprovalTests" Version="5.4.7" />
+        <PackageReference Include="ApprovalTests" Version="5.5.0" />
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0">
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
           <PrivateAssets>all</PrivateAssets>

src/GitReleaseManager.Tests/GitReleaseManager.Tests.csproj

@@ -18,7 +18,7 @@
           <PrivateAssets>all</PrivateAssets>
         </PackageReference>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
-        <PackageReference Include="ApprovalTests" Version="5.4.7" />
+        <PackageReference Include="ApprovalTests" Version="5.5.0" />
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0">
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
           <PrivateAssets>all</PrivateAssets>