Remove comments from IcebergTarget fields in logic.proto; regenerate

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: hbarthels

proto/relationalai/lqp/v1/logic.proto

@@ -317,8 +317,8 @@ message CSVConfig {
 }
 
 message IcebergTarget {
-  RelationId target_id = 1;     // RelPath for output relation
-  repeated Type types = 2;      // row ID type + all column types, in order
+  RelationId target_id = 1;
+  repeated Type types = 2;
 }
 
 message IcebergData {
@@ -328,7 +328,7 @@ message IcebergData {
   optional string from_snapshot = 4;
   optional string to_snapshot = 5;
   bool returns_delta = 6;
-  optional IcebergTarget target = 7; // if present, single-relation (full_table) mode
+  optional IcebergTarget target = 7;
 }
 
 message IcebergLocator {