Revert "fix tests (internal -> public)"

This reverts commit e86bf03e76.

compiler/testData/codegen/boxInline/modifiers/packagePrivateMembers.2.kt

@@ -4,18 +4,10 @@ private val packageProp = "O"
 
 private fun packageFun() = "K"
 
-internal inline fun internalPackageInline(p: (String, String) -> String): String {
+internal inline fun packageInline(p: (String, String) -> String): String {
     return p(packageProp, packageFun())
 }
 
-internal fun internalSamePackageCall(): String {
+internal fun samePackageCall(): String {
     return packageInline { s, s2 -> s + s2 }
-}
-
-fun packageInline(p: (String, String) -> String): String {
-    return internalPackageInline(p)
-}
-
-fun samePackageCall(): String {
-    return internalSamePackageCall()
 }