Update tests, which check -X... flag in LauncherScriptTest

Previously, -Xallow-result-return-type was used to test, whether the
launcher parses -X... flags correctly, however, it has no effect -
returning Result is allowed anyway. So, instead, use -Xno-inline and
check runtime behavior.

compiler/testData/launcher/funWithResultReturn.kts

@@ -1,4 +0,0 @@
-
-fun f() : Result<Int> = Result.success(42)
-
-println(f().getOrNull())

compiler/testData/launcher/funWithResultReturn.myscript

@@ -1,5 +0,0 @@
-@file:CompilerOptions("-Xallow-result-return-type")
-
-fun f() : Result<Int> = Result.success(42)
-
-println(f().getOrNull())

compiler/testData/launcher/noInline.kts

@@ -0,0 +1 @@
+println("OK")

compiler/testData/launcher/noInline.myscript

@@ -0,0 +1,3 @@
+@file:CompilerOptions("-Xno-inline")
+
+println("OK")