Remove version guard from sim migration, and add migration to paste.

Fixes https://gitlab.com/kicad/code/kicad/issues/13080

eeschema/eeschema.cpp

@@ -96,11 +96,8 @@ static std::unique_ptr<SCHEMATIC> readSchematicFromFile( const std::string& aFil
     // Restore all of the loaded symbol instances from the root sheet screen.
     sheets.UpdateSymbolInstanceData( schematic->RootScreen()->GetSymbolInstances() );
 
-    if( schematic->RootScreen()->GetFileFormatVersionAtLoad() < 20221206 )
-    {
-        for( SCH_SCREEN* screen = screens.GetFirst(); screen; screen = screens.GetNext() )
-            screen->MigrateSimModels();
-    }
+    for( SCH_SCREEN* screen = screens.GetFirst(); screen; screen = screens.GetNext() )
+        screen->MigrateSimModels();
 
     sheets.AnnotatePowerSymbols();
 

eeschema/eeschema_helpers.cpp

@@ -146,11 +146,8 @@ SCHEMATIC* EESCHEMA_HELPERS::LoadSchematic( wxString& aFileName, SCH_IO_MGR::SCH
 
     sheetList.UpdateSheetInstanceData( schematic->RootScreen()->GetSheetInstances());
 
-    if( schematic->RootScreen()->GetFileFormatVersionAtLoad() < 20221206 )
-    {
-        for( SCH_SCREEN* screen = screens.GetFirst(); screen; screen = screens.GetNext() )
-            screen->MigrateSimModels();
-    }
+    for( SCH_SCREEN* screen = screens.GetFirst(); screen; screen = screens.GetNext() )
+        screen->MigrateSimModels();
 
     sheetList.AnnotatePowerSymbols();
 

eeschema/files-io.cpp

@@ -456,11 +456,8 @@ bool SCH_EDIT_FRAME::OpenProjectFiles( const std::vector<wxString>& aFileSet, in
             if( Schematic().RootScreen()->GetFileFormatVersionAtLoad() < 20221110 )
                 sheetList.UpdateSheetInstanceData( Schematic().RootScreen()->GetSheetInstances());
 
-            if( Schematic().RootScreen()->GetFileFormatVersionAtLoad() < 20221206 )
-            {
-                for( SCH_SCREEN* screen = schematic.GetFirst(); screen; screen = schematic.GetNext() )
-                    screen->MigrateSimModels();
-            }
+            for( SCH_SCREEN* screen = schematic.GetFirst(); screen; screen = schematic.GetNext() )
+                screen->MigrateSimModels();
         }
 
         Schematic().ConnectionGraph()->Reset();

eeschema/sheet.cpp

@@ -166,9 +166,6 @@ bool SCH_EDIT_FRAME::LoadSheetFromFile( SCH_SHEET* aSheet, SCH_SHEET_PATH* aHier
         return false;
     }
 
-    if( newSheet->GetScreen()->GetFileFormatVersionAtLoad() < 20221206 )
-        newSheet->GetScreen()->MigrateSimModels();
-
     // If the loaded schematic is in a different folder from the current project and
     // it contains hierarchical sheets, the hierarchical sheet paths need to be updated.
     if( fileName.GetPathWithSep() != Prj().GetProjectPath() && newSheet->CountSheets() )
@@ -505,6 +502,8 @@ bool SCH_EDIT_FRAME::LoadSheetFromFile( SCH_SHEET* aSheet, SCH_SHEET_PATH* aHier
         }
     }
 
+    newScreen->MigrateSimModels();
+
     // Attempt to create new symbol instances using the instance data loaded above.
     sheetHierarchy.AddNewSymbolInstances( *aHierarchy );
 

eeschema/tools/sch_editor_control.cpp

@@ -1815,6 +1815,8 @@ int SCH_EDITOR_CONTROL::Paste( const TOOL_EVENT& aEvent )
     // Save loaded screen instances to m_clipboardSheetInstances
     setClipboardInstances( tempScreen );
 
+    tempScreen->MigrateSimModels();
+
     PASTE_MODE pasteMode = annotate.automatic ? PASTE_MODE::RESPECT_OPTIONS
                                               : PASTE_MODE::REMOVE_ANNOTATIONS;