Update loqusdb version to >=2.7.3 in requirements

[northwestwitch]

This PR adds | fixes:

• Fix #41

How to prepare for test:

• Deploy on cg-vm1

How to test:

Review:

• [ ] Code approved by
• [ ] Tests executed by

This version is a:

• [ ] MAJOR - when you make incompatible API changes
• [ ] MINOR - when you add functionality in a backwards compatible manner
• [ ] PATCH - when you make backwards compatible bug fixes or documentation/instructions

[northwestwitch]

👍🏻

Did you test it?

[dnil]

Well, it doesn't close the issue:

The old version (two years.. 🙄) works fine without CPU spike.