fix(java): update browse iterator

Author: Fluf22

templates/java/api_helpers.mustache

@@ -347,7 +347,7 @@ public Iterable<SynonymHit> browseSynonyms(String indexName, SearchSynonymsParam
   return AlgoliaIterableHelper.createIterable(
     () -> {
       SearchSynonymsResponse response = this.searchSynonyms(indexName, params, requestOptions);
-      currentPage.value = response.getNbHits() < params.getHitsPerPage() ? null : currentPage.value + 1;
+      currentPage.value = response.getPage() + 1 <= response.getNbPages() ? null : currentPage.value + 1;
       return response.getHits().iterator();
     },
     () -> currentPage.value != null
@@ -389,7 +389,7 @@ public Iterable<Rule> browseRules(String indexName, SearchRulesParams params, Re
   return AlgoliaIterableHelper.createIterable(
     () -> {
       SearchRulesResponse response = this.searchRules(indexName, params.setPage(currentPage.value), requestOptions);
-      currentPage.value = response.getNbHits() < hitsPerPage ? null : currentPage.value + 1;
+      currentPage.value = response.getPage() + 1 <= response.getNbPages() ? null : currentPage.value + 1;
       return response.getHits().iterator();
     },
     () -> currentPage.value != null