Update requirements.txt

2 jobs for master in 2 minutes and 14 seconds (queued for 2 seconds)
Name Stage Failure
image_build Build
Pulling docker image docker:stable ...
Using docker image sha256:f038f0462ba57cd4635fffba0f75f3f4f7421775ce041956e3af0fee613b227d for docker:stable ...
Running on runner-m6yQ1wRz-project-2962-concurrent-0 via b1401e20dcd2...
Fetching changes with git depth set to 50...
Initialized empty Git repository in /builds/gitlab/gitanjali.thakur/fpar-data/.git/
Created fresh repository.
error: RPC failed; curl 52 Empty reply from server
fatal: the remote end hung up unexpectedly
ERROR: Job failed: exit code 1