Fix syntax issue with remote repo check

Author: samsnyk

core/src/main/java/io/snyk/plugins/artifactory/scanner/ScannerModule.java

@@ -122,7 +122,7 @@ private Instant getLastModifiedDate(RepoPath repoPath) {
   private boolean isRemoteRepository(RepoPath repoPath) {
     String repoKey = repoPath.getRepoKey();
     RepositoryConfiguration repoConfig = repositories.getRepositoryConfiguration(repoKey);
-    repoType = repoConfig.getType();
+    String repoType = repoConfig.getType();
 
     LOG.debug("Found repository type: {}", repoType);