NO-JIRA: Fix flaky IT

Due to possible parallel analysis of the changing of the preference page and the editor being opened, it is changed to close the file before doing changes and then re-opening to trigger analyses synchronously.
RedDeer is to fast when it comes to UI actions.

its/org.sonarlint.eclipse.its.standalone/src/org/sonarlint/eclipse/its/standalone/RulesConfigurationTest.java

@@ -74,13 +74,16 @@ public void ruleParametersGlobalDefaults() {
     var rootProject = importExistingProjectIntoWorkspace("java/java-exclude-rules", "java-exclude-rules");
 
     openFileAndWaitForAnalysisCompletion(rootProject.getResource("src", "hello", "Hello3.java"));
-
     checkIssueIsDefault();
-    doAndWaitForSonarLintAnalysisJob(() -> lowerCognitiveComplexityRuleParameter());
-    checkIssueChanged();
+    new DefaultEditor().close();
 
-    doAndWaitForSonarLintAnalysisJob(() -> restoreDefaultRulesConfiguration());
+    lowerCognitiveComplexityRuleParameter();
+    openFileAndWaitForAnalysisCompletion(rootProject.getResource("src", "hello", "Hello3.java"));
+    checkIssueChanged();
+    new DefaultEditor().close();
 
+    restoreDefaultRulesConfiguration();
+    openFileAndWaitForAnalysisCompletion(rootProject.getResource("src", "hello", "Hello3.java"));
     checkIssueIsDefault();
   }