Fix missing space before .NET in System.Data.OleDb namespace documentation (#12147)

Author: Copilot

xml/ns-System.Data.OleDb.xml

@@ -1,11 +1,11 @@
 <Namespace Name="System.Data.OleDb">
   <Docs>
-    <summary>The <see cref="N:System.Data.OleDb" /> namespace is the.NET Framework Data Provider for OLE DB.</summary>
+    <summary>The <see cref="N:System.Data.OleDb" /> namespace is the .NET Framework Data Provider for OLE DB.</summary>
     <remarks>
       <format type="text/markdown"><![CDATA[  
   
 ## Remarks  
- The.NET Framework Data Provider for OLE DB describes a collection of classes used to access an OLE DB data source in the managed space. Using the <xref:System.Data.OleDb.OleDbDataAdapter>, you can fill a memory-resident <xref:System.Data.DataSet> that you can use to query and update the data source.  
+ The .NET Framework Data Provider for OLE DB describes a collection of classes used to access an OLE DB data source in the managed space. Using the <xref:System.Data.OleDb.OleDbDataAdapter>, you can fill a memory-resident <xref:System.Data.DataSet> that you can use to query and update the data source.  
   
  For information about how to use this namespace, see the <xref:System.Data.OleDb.OleDbDataAdapter>, <xref:System.Data.OleDb.OleDbDataReader>, <xref:System.Data.OleDb.OleDbCommand>, and <xref:System.Data.OleDb.OleDbConnection> classes.