fix(element-ui): fix collapse-transition import (#170)

Author: sxzz

src/core/resolvers/element-ui.ts

@@ -47,6 +47,11 @@ export function ElementUiResolver(options: ElementUiResolverOptions = {}): Compo
     if (name.startsWith('El')) {
       const compName = name.slice(2)
       const partialName = kebabCase(compName)
+      if (partialName === 'collapse-transition') {
+        return {
+          path: `element-ui/lib/transitions/${partialName}`,
+        }
+      }
       return {
         path: `element-ui/lib/${partialName}`,
         sideEffects: getSideEffects(partialName, options),