Bump Open.MemoryExtensions from 2.1.0 to 2.5.2

Bumps [Open.MemoryExtensions](https://github.com/electricessence/Open.MemoryExtensions) from 2.1.0 to 2.5.2.
- [Release notes](https://github.com/electricessence/Open.MemoryExtensions/releases)
- [Commits](https://github.com/electricessence/Open.MemoryExtensions/commits)

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

Author: dependabot-preview[bot]

Open.Text.csproj

@@ -36,7 +36,7 @@ Part of the "Open" set of libraries.</Description>
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Open.MemoryExtensions" Version="2.1.0" />
+    <PackageReference Include="Open.MemoryExtensions" Version="2.5.2" />
   </ItemGroup>
 
 </Project>