Minor, remove extra empty lines from -X arguments help

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArguments.kt

@@ -191,11 +191,8 @@ class K2JVMCompilerArguments : CommonCompilerArguments() {
     @Argument(
         value = "-Xsupport-compatqual-checker-framework-annotations",
         valueDescription = "enable|disable",
-        description =
-        """
-Specify behavior for Checker Framework compatqual annotations (NullableDecl/NonNullDecl).
-Default value is 'enable'
-"""
+        description = "Specify behavior for Checker Framework compatqual annotations (NullableDecl/NonNullDecl).\n" +
+                "Default value is 'enable'"
     )
     var supportCompatqualCheckerFrameworkAnnotations: String? by FreezableVar(null)
 

compiler/testData/cli/jvm/extraHelp.out

@@ -36,10 +36,8 @@ where advanced options include:
   -Xstrict-java-nullability-assertions
                              Generate nullability assertions for non-null Java expressions
   -Xsupport-compatqual-checker-framework-annotations=enable|disable
-
                              Specify behavior for Checker Framework compatqual annotations (NullableDecl/NonNullDecl).
                              Default value is 'enable'
-
   -Xuse-javac                Use javac for Java source and class files analysis
   -Xuse-old-class-files-reading Use old class files reading implementation (may slow down the build and should be used in case of problems with the new implementation)
   -Xallow-kotlin-package     Allow compiling code in package 'kotlin' and allow not requiring kotlin.stdlib in module-info