fix: remove duplicate VSecMHttpClientError file and use correct reference (#1242)

Signed-off-by: doguhannilt <[email protected]>

Author: Doguhannilt

sdk-java/src/main/java/org/vsecm/client/VSecMHttpClient.java

@@ -12,6 +12,7 @@
 import io.spiffe.exception.X509SourceException;
 import io.spiffe.provider.SpiffeSslContextFactory;
 import io.spiffe.workloadapi.DefaultX509Source;
+import org.vsecm.exception.VSecMHttpClientException;
 
 import javax.net.ssl.SSLContext;
 import java.net.http.HttpClient;