storage: Fix typo in comment
@@ -421,7 +421,7 @@ func (s *memorySeries) preloadChunksForInstant(
from model.Time, through model.Time,
mss *MemorySeriesStorage,
) (SeriesIterator, error) {
- // If we have a lastSamplePair in the series, and thas last samplePair
+ // If we have a lastSamplePair in the series, and this last samplePair
// is in the interval, just take it in a singleSampleSeriesIterator. No
// need to pin or load anything.
lastSample := s.lastSamplePair()
