Bump Microsoft.Data.SqlClient from 6.1.4 to 7.0.0 (#124)

Bump dependency to 7.0.0, document Azure AD/Entra support having moved to separate package in CHANGELOG.md for any affected users.

Author: dependabot[bot]

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changes
+
+- Bump MSSQL client to 7.0.0 which moves Azure AD/Entra support to a separate package; anyone needing that should now add `Microsoft.Data.SqlClient.Extensions.Azure` as an explicit dependency.
+
 ## [3.6.3] - 2025-12-10
 
 ### Fixed

Directory.Packages.props

@@ -18,7 +18,7 @@
     <PackageVersion Include="System.Composition" Version="7.0.0" />
 
     <!-- Database Providers -->
-    <PackageVersion Include="Microsoft.Data.SqlClient" Version="6.1.4" />
+    <PackageVersion Include="Microsoft.Data.SqlClient" Version="7.0.0" />
     <PackageVersion Include="Microsoft.Data.Sqlite" Version="10.0.5" />
     <PackageVersion Include="MySqlConnector" Version="2.5.0" />
     <PackageVersion Include="Npgsql" Version="10.0.2" />