azureblob: use the rclone HTTP client - fixes #2654
azureblob: use the rclone HTTP client - fixes #2654

This enables --dump headers and --timeout to work properly.

B4dM4n/rclone,olihey/rclone,olihey/rclone,olihey/rclone,ncw/rclone,olihey/rclone,B4dM4n/rclone,B4dM4n/rclone,B4dM4n/rclone,ncw/rclone,ncw/rclone,ncw/rclone