Test workaround

Author: nquinquenel

src/test/java/org/sonarsource/sonarlint/ls/mediumtests/LanguageServerMediumTests.java

@@ -719,12 +719,11 @@ function sum(a, b) {
 
   @Test
   void testListAllRules() {
-    var result = lsProxy.listAllRules().join();
     String[] languages = new String[]{"AzureResourceManager", "C", "C++", "CSS", "C#", "CloudFormation", "Docker", "Go", "HTML", "IPython Notebooks", "Java",
       "JavaScript", "Kubernetes", "PHP", "Python", "Secrets", "Terraform", "TypeScript", "XML"};
-    awaitUntilAsserted(() -> assertThat(result).containsOnlyKeys(languages));
+    awaitUntilAsserted(() -> assertThat(lsProxy.listAllRules().join()).containsOnlyKeys(languages));
 
-    awaitUntilAsserted(() -> assertThat(result.get("HTML"))
+    awaitUntilAsserted(() -> assertThat(lsProxy.listAllRules().join().get("HTML"))
       .extracting(Rule::getKey, Rule::getName, Rule::isActiveByDefault)
       .contains(tuple("Web:PageWithoutTitleCheck", "\"<title>\" should be present in all pages", true)));
   }