Fix(no_answer): Increase no_answer timeout

[eulbat]

Increase no answer timeout

Description

Increase the timeout after which no_answer error is sent in case no response has been received from the phone. From 500ms to 2s.

Submission

• [x] Your branch is based on master
• [x] Your code is unit tested
• [x] CircleCI builds are green (coverage and lint)
• [x] Add team "CTI" as "Reviewer" for the PR
• [x] Name your PR with the convention fix|feat|impr(<subject>): description.

[hereismass-bot]

The code coverage of this PR is 99.21% :white_check_mark: Coverage for master is 99.21%.