[FIR-TEST] Move analysis tests to separate module

compiler/fir/analysis-tests/testData/resolveWithStdlib/callableReferences/ifWithCR.kt

@@ -0,0 +1,8 @@
+private var Int.readOnlyWrapper: CharSequence? get() = null
+private var Int.mutableWrapper: CharSequence? get() = null
+
+fun main(x: Int) {
+    val x = if (x > 1) x::readOnlyWrapper else x::mutableWrapper
+
+    x.get()
+}