Optimize projects_with_tracing_enabled query

What does this MR do?

Optimizes the projects_with_tracing_enabled counter query for batch counting in usage data

Part of issue #208923 (closed)

Query

SELECT COUNT("project_tracing_settings"."id") FROM "project_tracing_settings" WHERE "project_tracing_settings"."id" BETWEEN 0 AND 9999;

Optimization

No optimization needed, see: https://explain.depesz.com/s/9nvt

Timing

Time: 0.351 ms

• planning: 0.146 ms
• execution: 0.205 ms
  • I/O read: 0.046 ms
  • I/O write: 0.000 ms

Shared buffers:

• hits: 4 (~32.00 KiB) from the buffer pool
• reads: 1 (~8.00 KiB) from the OS file cache, including disk I/O
• dirtied: 0
• writes: 0