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

compiler/testData/diagnostics/testsWithStdLib/inline/synchronizedOnInline.fir.kt

@@ -0,0 +1,16 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+@Synchronized
+inline fun foo(f: () -> Unit): Unit = f()
+
+var bar: String
+    @Synchronized
+    inline get() = ""
+    @Synchronized
+    inline set(value) {}
+
+inline var baz: String
+    @Synchronized
+    get() = ""
+    @Synchronized
+    set(value) {}