Another attempt to fix Bug#35769

* lisp/net/tramp.el (tramp-call-process, tramp-call-process-region)
(tramp-process-lines): Suppress `process-environment' entries
dedicated for remote processes.  (Bug#35769)
1 job for master in 52 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
failed #1920
test-all

00:00:52

 
Name Stage Failure
failed
test-all Test There has been a runner system failure, please try again
Using Docker executor with image debian:stretch ...
Pulling docker image debian:stretch ...
ERROR: Preparation failed: Error response from daemon: Get https://registry-1.docker.io/v2/: Internal Privoxy Error (executor_docker.go:168:9s)
Will be retried in 3s ...
Using Docker executor with image debian:stretch ...
Pulling docker image debian:stretch ...
ERROR: Preparation failed: Error response from daemon: Get https://registry-1.docker.io/v2/library/debian/manifests/stretch: Get https://auth.docker.io/token?scope=repository%3Alibrary%2Fdebian%3Apull&service=registry.docker.io: Internal Privoxy Error (executor_docker.go:168:22s)
Will be retried in 3s ...
ERROR: Job failed (system failure): Error response from daemon: Get https://registry-1.docker.io/v2/library/debian/manifests/stretch: Get https://auth.docker.io/token?scope=repository%3Alibrary%2Fdebian%3Apull&service=registry.docker.io: Internal Privoxy Error (executor_docker.go:168:22s)