Don't push commit in DIALOG_TABLE_PROPERTIES if table is new.

Fixes https://gitlab.com/kicad/code/kicad/-/issues/17688

pcbnew/dialogs/dialog_table_properties.cpp

@@ -367,7 +367,7 @@ bool DIALOG_TABLE_PROPERTIES::TransferDataFromWindow()
         m_table->SetSeparatorsStroke( stroke );
     }
 
-    if( !commit.Empty() )
+    if( pushCommit )
         commit.Push( _( "Edit Table" ), SKIP_CONNECTIVITY );
 
     return true;

pcbnew/tools/drawing_tool.cpp

@@ -1141,6 +1141,7 @@ int DRAWING_TOOL::DrawTable( const TOOL_EVENT& aEvent )
                 PCB_LAYER_ID layer = m_frame->GetActiveLayer();
 
                 table = new PCB_TABLE( m_frame->GetModel(), bds.GetLineThickness( layer ) );
+                table->SetFlags( IS_NEW );
                 table->SetLayer( layer );
                 table->SetColCount( 1 );
                 table->AddCell( new PCB_TABLECELL( table ) );
@@ -1164,7 +1165,6 @@ int DRAWING_TOOL::DrawTable( const TOOL_EVENT& aEvent )
             {
                 m_toolMgr->RunAction( PCB_ACTIONS::selectionClear );
 
-                table->ClearFlags();
                 table->Normalize();
 
                 DIALOG_TABLE_PROPERTIES dlg( m_frame, table );