chore: fix some typos in comments

Signed-off-by: camcui <cuishua@sina.cn>

internal/common/sleep.go

@@ -6,7 +6,7 @@ import (
 )
 
 // Sleep awaits for provided interval.
-// Can be interrupted by context cancelation.
+// Can be interrupted by context cancellation.
 func Sleep(ctx context.Context, interval time.Duration) error {
 	timer := time.NewTimer(interval)
 	select {

net/net_linux.go

@@ -471,7 +471,7 @@ func connectionsPidMaxWithoutUidsWithContext(ctx context.Context, kind string, p
 		}
 	}
 	if err != nil {
-		return nil, fmt.Errorf("cound not get pid(s), %d: %w", pid, err)
+		return nil, fmt.Errorf("could not get pid(s), %d: %w", pid, err)
 	}
 	return statsFromInodesWithContext(ctx, root, pid, tmap, inodes, skipUids)
 }