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.AbLegacy/AbLegacyAddress.cs

@@ -32,6 +32,7 @@ public sealed record AbLegacyAddress(
     int? BitIndex,
     string? SubElement)
 {
+    /// <summary>Converts the address to the libplctag library address format.</summary>
     public string ToLibplctagName()
     {
         var file = FileNumber is null ? FileLetter : $"{FileLetter}{FileNumber}";
@@ -41,6 +42,8 @@ public sealed record AbLegacyAddress(
         return wordPart;
     }
 
+    /// <summary>Attempts to parse a string into an AB legacy address.</summary>
+    /// <param name="value">The address string to parse.</param>
     public static AbLegacyAddress? TryParse(string? value)
     {
         if (string.IsNullOrWhiteSpace(value)) return null;