Remove duplicated "sdk-esp8266" implementation, please use framework-esp8266-nonos-sdk

Author: ivankravets

builder/frameworks/_bare.py

@@ -254,9 +254,6 @@ def _update_max_upload_size(env):
         )
     )
 
-if not env.get("PIOFRAMEWORK"):
-    env.SConscript("frameworks/_bare.py", exports="env")
-
 #
 # Target: Build executable and linkable firmware or SPIFFS image
 #

builder/main.py

@@ -19,8 +19,6 @@ class Espressif8266Platform(PlatformBase):
 
     def configure_default_packages(self, variables, targets):
         framework = variables.get("pioframework")
-        if not framework:
-            self.packages['sdk-esp8266']['optional'] = False
         if "buildfs" in targets:
             self.packages['tool-mkspiffs']['optional'] = False
         return PlatformBase.configure_default_packages(