Merge pull request #42880 from thaJeztah/makefile_proxy_vars

Makefile: remove passing proxy env-vars

Makefile

@@ -82,12 +82,6 @@ DOCKER_ENVS := \
 	-e VALIDATE_REPO \
 	-e VALIDATE_BRANCH \
 	-e VALIDATE_ORIGIN_BRANCH \
-	-e HTTP_PROXY \
-	-e HTTPS_PROXY \
-	-e NO_PROXY \
-	-e http_proxy \
-	-e https_proxy \
-	-e no_proxy \
 	-e VERSION \
 	-e PLATFORM \
 	-e DEFAULT_PRODUCT_LICENSE \