Update zapcore/sampler.go

Co-Authored-By: Abhinav Gupta <mail@abhinavg.net>

zapcore/sampler.go

@@ -170,6 +170,7 @@ type sampler struct {
 // Keep in mind that zap's sampling implementation is optimized for speed over
 // absolute precision; under load, each tick may be slightly over- or
 // under-sampled.
+//
 // Deprecated: use NewSamplerWithOptions.
 func NewSampler(core Core, tick time.Duration, first, thereafter int) Core {
 	return &sampler{