Bump System.Data.SqlClient from 4.8.3 to 4.9.1

---
updated-dependencies:
- dependency-name: System.Data.SqlClient
  dependency-version: 4.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: System.Data.SqlClient
  dependency-version: 4.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Source/optimalDb/optimalDb.Persistence/optimalDb.Persistence.csproj

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.3" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.9.1" />
   </ItemGroup>
 
   <ItemGroup>

Source/optimalDb/optimalDb.WinForms/optimalDb.WinForms.csproj

@@ -16,7 +16,7 @@
   <ItemGroup>
     <PackageReference Include="Dax-FCTB" Version="2.16.26.120" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.3" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.9.1" />
   </ItemGroup>
 
   <ItemGroup>