Add table gcp_compute_disk_metric_read_ops_daily. Closes #220

[rajeshbal65]

Integration test logs

Logs

Add passing integration test logs here

Example query results

Results

### Basic info

```sql
select
  name,
  minimum,
  maximum,
  average,
  sample_count
from
  gcp_compute_disk_metric_read_ops_daily
order by
  name;

+------------+---------+---------+---------------------+--------------+
| name       | minimum | maximum | average             | sample_count |
+------------+---------+---------+---------------------+--------------+
| disk-1     | 0       | 74      | 0.07081403044341496 | 1511         |
| disk-1     | 0       | 57      | 0.07556497175141243 | 1416         |
| instance-1 | 0       | 3620    | 11.379219060225017  | 1511         |
| instance-1 | 0       | 4698    | 12.140536723163843  | 1416         |
| instance-1 | 0       | 4006    | 16.01               | 300          |
+------------+---------+---------+---------------------+--------------+

Intervals averaging over 100 read ops

select
  name,
  round(minimum::numeric,2) as min_read_ops,
  round(maximum::numeric,2) as max_read_ops,
  round(average::numeric,2) as avg_read_ops,
  sample_count
from
  gcp_compute_disk_metric_read_ops_daily
where average > 10
order by
  name;

+------------+--------------+--------------+--------------+--------------+
| name       | min_read_ops | max_read_ops | avg_read_ops | sample_count |
+------------+--------------+--------------+--------------+--------------+
| instance-1 | 0.00         | 3620.00      | 11.38        | 1511         |
| instance-1 | 0.00         | 4698.00      | 12.14        | 1416         |
| instance-1 | 0.00         | 4006.00      | 16.01        | 300          |
+------------+--------------+--------------+--------------+--------------+

Intervals averaging fewer than 10 read ops

select
  name,
  round(minimum::numeric,2) as min_read_ops,
  round(maximum::numeric,2) as max_read_ops,
  round(average::numeric,2) as avg_read_ops,
  sample_count
from
  gcp_compute_disk_metric_read_ops_daily
where average < 1
order by
  name;

+--------+--------------+--------------+--------------+--------------+
| name   | min_read_ops | max_read_ops | avg_read_ops | sample_count |
+--------+--------------+--------------+--------------+--------------+
| disk-1 | 0.00         | 74.00        | 0.07         | 1511         |
| disk-1 | 0.00         | 57.00        | 0.08         | 1416         |
+--------+--------------+--------------+--------------+--------------+

</details>

[rajlearner17]

LGTM