Moved tests

that are used both for codegen & diagnostics to codegen/box/diagnostics

compiler/testData/codegen/box/diagnostics/functions/tailRecursion/tailCallInBlockInParentheses.kt

@@ -0,0 +1,11 @@
+tailRecursive fun foo(x: Int) {
+    return if (x > 0) {
+        (foo(x - 1))
+    }
+    else Unit
+}
+
+fun box(): String {
+    foo(1000000)
+    return "OK"
+}