docs: backfill XML documentation across 756 files

Adds <summary>, <param>, <typeparam>, and <inheritdoc/> tags to public
members surfaced by commentchecker — resolves 5,847 of 5,869 issues
(99.6%) across three /fixdocs passes.

src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.Galaxy/Runtime/TracedGalaxyDataWriter.cs

@@ -10,6 +10,10 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Runtime;
 /// </summary>
 internal sealed class TracedGalaxyDataWriter(IGalaxyDataWriter inner, string clientName) : IGalaxyDataWriter
 {
+    /// <summary>Writes data to Galaxy while recording telemetry span.</summary>
+    /// <param name="writes">The list of write requests to process.</param>
+    /// <param name="securityResolver">Function to resolve security classification for tag references.</param>
+    /// <param name="cancellationToken">Cancellation token for the operation.</param>
     public async Task<IReadOnlyList<WriteResult>> WriteAsync(
         IReadOnlyList<WriteRequest> writes,
         Func<string, SecurityClassification> securityResolver,