Revert adding gsutil for gcs uploads

[andrcuns]

gsutil is adding some unnecessary complexity and potential performance gains are not worth it. gsutil rsync method can also be very slow in some cases (when history file grows large)

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Allure report

allure-report-publisher generated test report!

rspec: ✅ test report for 69719cdd

+----------------------------------------------------------------+
|                       behaviors summary                        |
+-----------+--------+--------+---------+-------+-------+--------+
|           | passed | failed | skipped | flaky | total | result |
+-----------+--------+--------+---------+-------+-------+--------+
| helpers   | 123    | 0      | 0       | 0     | 123   | ✅     |
| uploaders | 51     | 0      | 0       | 0     | 51    | ✅     |
| cli       | 3      | 0      | 0       | 0     | 3     | ✅     |
| providers | 48     | 0      | 0       | 0     | 48    | ✅     |
| commands  | 63     | 0      | 0       | 0     | 63    | ✅     |
| generator | 6      | 0      | 0       | 0     | 6     | ✅     |
+-----------+--------+--------+---------+-------+-------+--------+
| Total     | 294    | 0      | 0       | 0     | 294   | ✅     |
+-----------+--------+--------+---------+-------+-------+--------+

[codeclimate]

Code Climate has analyzed commit 69719cd and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 98.6% (0.2% change).

View more on Code Climate.