.Net: Bump DuckDB.NET.Data from 1.0.1 to 1.1.1 in /dotnet (#8969)

Bumps [DuckDB.NET.Data](https://github.com/Giorgi/DuckDB.NET) from 1.0.1
to 1.1.1.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/4f882277be758b08140311674b14cb5f1d63af40"><code>4f88227</code></a>
Update to DuckDB v1.1.1</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/90d91800f7707ea54f34d717f9f5c995ca73e2bc"><code>90d9180</code></a>
Add SQLNULL Type</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/823ccd785d3b645682c7b58f1f2d957dcf3e9280"><code>823ccd7</code></a>
Make properties read-only</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/10fa1b677a0a92e8631ecae48d8a861ebfa53580"><code>10fa1b6</code></a>
Add API to get progress report</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/1ccf91b28476e4b5a1f096edcd517b5aeb5e1015"><code>1ccf91b</code></a>
Merge branch 'bind-value' into develop</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/4fd76ae6ea89670f9bef5ba89b2513f35c299148"><code>4fd76ae</code></a>
Skip arm builds during nightly</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/5a4e58da02a8370eb2349af9cad0f85c47e3e03c"><code>5a4e58d</code></a>
Add win-arm64 support to runtime identifiers (<a
href="https://redirect.github.com/Giorgi/DuckDB.NET/issues/213">#213</a>)</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/67dc268a8e8d13a0dde99e47e73d06ecfa4064c8"><code>67dc268</code></a>
Revert &quot;Tweak DuckDB download logic&quot;</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/93bfa51a5c343e46c476e91d174ebcb246145f4a"><code>93bfa51</code></a>
Update release notes</li>
<li><a
href="https://github.com/Giorgi/DuckDB.NET/commit/dfab27546a0a3be473879cb1da82943769dcc100"><code>dfab275</code></a>
Merge branch 'nightly-builds' into develop</li>
<li>Additional commits viewable in <a
href="https://github.com/Giorgi/DuckDB.NET/compare/1.0.1...1.1.1">compare
view</a></li>
</ul>
</details>
<br />


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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: westey <164392973+westey-m@users.noreply.github.com>

dotnet/Directory.Packages.props

@@ -76,8 +76,8 @@
     <!-- Plugins -->
     <PackageVersion Include="DocumentFormat.OpenXml" Version="3.1.0" />
     <PackageVersion Include="Microsoft.Data.Sqlite" Version="8.0.8" />
-    <PackageVersion Include="DuckDB.NET.Data.Full" Version="1.0.2" />
-    <PackageVersion Include="DuckDB.NET.Data" Version="1.0.1" />
+    <PackageVersion Include="DuckDB.NET.Data.Full" Version="1.1.1" />
+    <PackageVersion Include="DuckDB.NET.Data" Version="1.1.1" />
     <PackageVersion Include="MongoDB.Driver" Version="2.28.0" />
     <PackageVersion Include="Microsoft.Graph" Version="[4.51.0, 5)" />
     <PackageVersion Include="Microsoft.Identity.Client.Extensions.Msal" Version="[2.28.0, )" />

dotnet/src/Connectors/Connectors.Memory.DuckDB/Database.cs

@@ -118,7 +118,7 @@ public async IAsyncEnumerable<DatabaseEntry> GetNearestMatchesAsync(
 
         using var cmd = conn.CreateCommand();
         cmd.CommandText = $@"
-            SELECT key, metadata, timestamp, embedding, (embedding <=> {embeddingArrayString}) as score FROM {TableName}
+            SELECT key, metadata, timestamp, embedding, list_cosine_similarity(embedding, {embeddingArrayString}) as score FROM {TableName}
             WHERE collection=${nameof(collectionName)} AND len(embedding) > 0 AND score >= {minRelevanceScore.ToString("F12", CultureInfo.InvariantCulture)}
             ORDER BY score DESC
             LIMIT ${nameof(limit)};";