Investigate pg connect spans breaking N+1 query detection

[Lms24]

N+1 query scenario is not being detected when pg.connect spans appear between DB query spans.

This may be due to OTel pg instrumentation emitting connect spans even when the connection is reused (sub-ms durations after the first connect).

Example trace: trace

[linear]

JS-1695

[Lms24]

False flag for us, this seems to have been an issue of not seeing the pattern often enough