fix: disabling indentation rules not working

Author: sebthom

org.eclipse.tm4e.languageconfiguration/src/main/java/org/eclipse/tm4e/languageconfiguration/internal/registry/LanguageConfigurationRegistryManager.java

@@ -224,7 +224,10 @@ void save() throws BackingStoreException {
 		final var definitions = new ArrayList<ILanguageConfigurationDefinition>();
 		userDefinitions.values().forEach(definitions::add);
 		pluginDefinitions.values().forEach(def -> {
-			if (!(def.isBracketAutoClosingEnabled() && def.isMatchingPairsEnabled() && def.isOnEnterEnabled())) {
+			if (!(def.isBracketAutoClosingEnabled()
+					&& def.isMatchingPairsEnabled()
+					&& def.isOnEnterEnabled()
+					&& def.isIndentRulesEnabled())) {
 				definitions.add(def);
 			}
 		});