[Security Solution] [BUG] Legacy risk score is not displayed on Entity Analytics Dashboard

[machadoum]

Describe the bug:
Legacy risk score is not displayed on the Entity Analytics Dashboard

Kibana/Elasticsearch Stack version:
8.18.0 (8.x branch)

Steps to reproduce:

1. Install the legacy risk score (by document generator or using and old kibana version and upgrading)
2. Open entity analytics dashboard
3. The Risk score panels should show the legacy risk score values

Current behavior:
It shows empty panels

Expected behavior:
The Risk score panels should show the legacy risk score values

Screenshots (if relevant):

[elasticmachine]

Pinging @elastic/security-solution (Team: SecuritySolution)

[elasticmachine]

Pinging @elastic/security-entity-analytics (Team:Entity Analytics)

[jaredburgettelastic]

@machadoum can you please test this one now that the fix has been merged