Fix passing null to ImportResult while importing

Author: MstrPikachu

src/main/java/org/hydev/mcpm/client/export/ImportInteractor.java

@@ -32,7 +32,7 @@ public ImportResult importPlugins(String input) throws ImportException {
                                     })))
                     .collect(Pair.toMap());
 
-            return new ImportResult(null); // install borked for now
+            return new ImportResult(results);
         } catch (JsonProcessingException e) {
             throw new ImportException(e);
         }