feat: increase the min round time to a bigger value (+/- 1ms)

Author: art049

src/pytest_codspeed/instruments/walltime.py

@@ -24,7 +24,7 @@
 DEFAULT_WARMUP_TIME_NS = 1_000_000_000
 DEFAULT_MAX_TIME_NS = 3_000_000_000
 TIMER_RESOLUTION_NS = get_clock_info("perf_counter").resolution * 1e9
-DEFAULT_MIN_ROUND_TIME_NS = TIMER_RESOLUTION_NS * 100
+DEFAULT_MIN_ROUND_TIME_NS = TIMER_RESOLUTION_NS * 1_000_000
 
 
 @dataclass