Remove unnecessary files

builder/compat.py

@@ -1,38 +0,0 @@
-# Copyright 2014-present PlatformIO <contact@platformio.org>
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from SCons.Script import AlwaysBuild, Import
-
-
-Import("env")
-
-
-# Added in PIO Core 4.4.0
-if not hasattr(env, "AddPlatformTarget"):
-
-    def AddPlatformTarget(
-        env,
-        name,
-        dependencies,
-        actions,
-        title=None,
-        description=None,
-        always_build=True,
-    ):
-        target = env.Alias(name, dependencies, actions)
-        if always_build:
-            AlwaysBuild(target)
-        return target
-
-    env.AddMethod(AddPlatformTarget)

builder/main.py

@@ -161,7 +161,6 @@ def __fetch_fs_size(target, source, env):
 
 
 env = DefaultEnvironment()
-env.SConscript("compat.py", exports="env")
 platform = env.PioPlatform()
 board = env.BoardConfig()
 mcu = board.get("build.mcu", "esp32")