Bump version to 1.4.4

[epicfaace]

Release notes

Frontend

• Improve handling if user does not have access to the server (Improve handling if user does not have access to the server v2 #3993)

Backend

• Support separate GKE cluster for cpu and gpu worker managers (Support separate GKE clusters for cpu and gpu workers #4005)
• Be able to control seconds between workers for gpu vs cpu worker managers (Be able to control seconds between workers for gpu vs cpu worker managers #4007)
• Bump apache beam to 2.36.0 (Bump apache beam to 2.36.0 #4011)

Dev / docs / CI

• Support running 2 workers locally (Support running 2 workers locally #4003)

Diff:

v1.4.3...master