fix(apache): Treat all I/O exceptions as network errors (#791)

Author: aallam

algoliasearch-apache/src/main/java/com/algolia/search/ApacheHttpRequester.java

@@ -13,7 +13,6 @@
 import java.util.concurrent.TimeoutException;
 import java.util.function.Consumer;
 import javax.annotation.Nonnull;
-import javax.net.ssl.SSLException;
 import org.apache.http.*;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.entity.DeflateDecompressingEntity;
@@ -82,7 +81,7 @@ public CompletableFuture<HttpResponse> performRequestAsync(HttpRequest request)
                   || t.getCause() instanceof NoHttpResponseException) {
                 return new HttpResponse(true);
               } else if (t.getCause() instanceof HttpException
-                  || t.getCause() instanceof SSLException) {
+                  || t.getCause() instanceof IOException) {
                 return new HttpResponse().setNetworkError(true);
               }
               throw new AlgoliaRuntimeException(t);