[LL FIR] add script tests for AbstractFirLazyDeclarationResolveTest

^KT-60728

analysis/low-level-api-fir/testdata/lazyResolve/functions/functionCallWithGenericResultScript.kts

@@ -0,0 +1,9 @@
+open class Foo<T : CharSequence>
+
+fun bar(): Foo<String>? {
+    return null
+}
+
+fun resolve<caret>Me() {
+    val x = bar()
+}