[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/tests/syntheticExtensions/samAdapters/GenericMethod.fir.kt

@@ -0,0 +1,14 @@
+// JAVAC_EXPECTED_FILE
+// FILE: KotlinFile.kt
+fun foo(javaClass: JavaClass): String {
+    return javaClass.doSomething("") { <!UNRESOLVED_REFERENCE!>it<!> }
+}
+
+// FILE: JavaClass.java
+public class JavaClass {
+    public <T> T doSomething(T t, I<T> i) { return i.run(t); }
+}
+
+interface I<T> {
+    T run(T t);
+}