Diego Fronza

PG -156: replace query placeholders with actual arguments for prepared statements

2

[PG-156](https://perconadev.atlassian.net/browse/PG-156) Before this PR, `pg_stat_monitor` was unable to replace query placeholders when tracking prepared statements if `pg_stat_monitor.pgsm_normalized_query` is `off`. With this update `pg_stat_monitor` now correctly store query argument values for...