Update src/content/docs/stream/pricing.mdx

grammar fix

Author: dcpena

src/content/docs/stream/pricing.mdx

@@ -55,7 +55,7 @@ Delivery is counted by HTTP requests for video segments or parts of the MP4. The
 - Content played from client-side/browser cache is not billable, like a short looping video. Some mobile app player libraries do not cache HLS segments by default.
 - MP4 Downloads are billed by percentage of the file delivered.
 
-Minutes delivered for web playback (HLS and DASH) is rounded to the _segment_ length: for uploaded content, segments are four seconds. Live broadcast and recording segments are determined by the keyframe interval or GOP size of the original broadcast.
+Minutes delivered for web playback (HLS and DASH) are rounded to the _segment_ length: for uploaded content, segments are four seconds. Live broadcast and recording segments are determined by the keyframe interval or GOP size of the original broadcast.
 
 ## Example scenarios