build(deps): bump SQLitePCLRaw.core from 2.1.4 to 2.1.5 in /src (#847)

Bumps [SQLitePCLRaw.core](https://github.com/ericsink/SQLitePCL.raw) from 2.1.4 to 2.1.5.
- [Release notes](https://github.com/ericsink/SQLitePCL.raw/releases)
- [Commits](https://github.com/ericsink/SQLitePCL.raw/commits)

---
updated-dependencies:
- dependency-name: SQLitePCLRaw.core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/Akavache.Sqlite3/Akavache.Sqlite3.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="MSBuild.Sdk.Extras">
+<Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;netstandard2.1;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;MonoAndroid12.0;MonoAndroid12.1;MonoAndroid13.0;tizen40;net6.0;net6.0-android;net6.0-ios;net6.0-tvos;net6.0-macos;net6.0-maccatalyst;net7.0;net7.0-android;net7.0-ios;net7.0-tvos;net7.0-macos;net7.0-maccatalyst</TargetFrameworks>
@@ -18,7 +18,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="SQLitePCLRaw.core" Version="2.1.4" />
+    <PackageReference Include="SQLitePCLRaw.core" Version="2.1.5" />
     <PackageReference Include="System.Reactive" Version="5.0.0" />
     <PackageReference Include="Splat" Version="14.*" />
   </ItemGroup>