Default sorting for Duration and Size of HTTP calls should be descending

[PiotrAniola82]

Describe the bug
Default sorting for Duration and Size of HTTP calls should be descending

To Reproduce
Steps to reproduce the behavior:

1. Generate a report with a HAR file in the dataset
2. Go to HTTP Calls table
3. Click once on the column header for Size or Duration

Expected behavior
table is sorted in descending order

Actual behaviour
table is sorted in ascending order