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

compiler/testData/diagnostics/tests/resolve/ambiguityOnPropertiesWithTheSamePackageName.fir.kt

@@ -0,0 +1,30 @@
+// FILE: a.kt
+package a
+
+class A
+
+// FILE: b.kt
+package b
+
+import a.A
+
+val A.d: Int get() = 1
+
+// FILE: c.kt
+package c
+
+import a.A
+
+val A.d: Int get() = 2
+
+// FILE: d.kt
+
+package d
+
+import a.A
+import b.d
+import c.d
+
+fun A.test() {
+    <!AMBIGUITY!>d<!>
+}