Add open telemetry tracing

[C-Loftus]

Add open telemetry tracing so we can understand to better optimize pgedr as the codebase grows in size

This integration uses settings that should be relatively well optimized for production

• the batch span provider sends groups of spans together after an interval, not one at a time
• the sql queries are compiled and set as span attributes without filling in the interpolated values; it only shows the high level query (i.e. the main structure of the SQL without specific ID values filled in)

Example: