feat(ui): rename tab identifiers

- "txt2img" -> "generation"
- "unifiedCanvas" -> "canvas"
- "modelManager" -> "models"
- "nodes" -> "workflows"
- Add UI slice migration setting the active tab to "generation"

invokeai/frontend/web/src/features/controlAdapters/components/ControlAdapterConfig.tsx

@@ -76,7 +76,7 @@ const ControlAdapterConfig = (props: { id: string; number: number }) => {
         <Box minW={0} w="full" transitionProperty="common" transitionDuration="0.1s">
           <ParamControlAdapterModel id={id} />
         </Box>
-        {activeTabName === 'unifiedCanvas' && <ControlNetCanvasImageImports id={id} />}
+        {activeTabName === 'canvas' && <ControlNetCanvasImageImports id={id} />}
         <IconButton
           size="sm"
           tooltip={t('controlnet.duplicate')}

invokeai/frontend/web/src/features/controlAdapters/components/ControlAdapterImagePreview.tsx

@@ -93,7 +93,7 @@ const ControlAdapterImagePreview = ({ isSmall, id }: Props) => {
       return;
     }
 
-    if (activeTabName === 'unifiedCanvas') {
+    if (activeTabName === 'canvas') {
       dispatch(setBoundingBoxDimensions({ width: controlImage.width, height: controlImage.height }, optimalDimension));
     } else {
       const options = { updateAspectRatio: true, clamp: true };