PY-88447 TypeEvalContext: make the companion public

(cherry picked from commit 00fd75dae01bfab8e53f65d6b60bfb5265d5e7da)

GitOrigin-RevId: 07c812a513b04773bd77495eee67767efce2e7c4

python/python-psi-api/src/com/jetbrains/python/psi/types/TypeEvalContext.kt

@@ -1,4 +1,4 @@
-// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2026 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package com.jetbrains.python.psi.types
 
 import com.intellij.openapi.components.service
@@ -393,7 +393,6 @@ sealed class TypeEvalContext(
     }
   }
 
-  @ApiStatus.Internal
   companion object {
     private fun <T> getConcurrentMapForCaching(): ConcurrentMap<T & Any, PyType> {
       // In the current implementation, this value is only used to initialize the map and is basically ignored