Update download flag description

Author: overflowy

README.md

@@ -1,4 +1,5 @@
 # spongebob-cli
+
 SpongeBob delivered straight from your terminal
 
 ![example](https://github.com/overflowy/spongebob-cli/assets/98480250/c3280a20-bc16-40c5-b1d8-6ce4602331f1)
@@ -21,7 +22,7 @@ Running spongebob-cli without any flags will prompt the user to select the episo
 ```
 Usage of spongebob-cli:
   -d int
-        download all episodes asynchronously but max [d] episode at a time (default -1)
+        download all episodes asynchronously but max [d] episodes at a time (default -1)
   -l    list episodes and quit
   -p int
         play the wanted episode without any user interaction (default -1)

spongebob-cli/download_all_episodes.go

@@ -23,8 +23,8 @@ func downloadAllEpisodes(maxConcurrent int) error {
 
 	episodesUrls, _ := getEpisodes()
 
-	// asynchronously download all episodes but max {maxConcurrent} episode at a time.
-	// source: https://gist.github.com/AntoineAugusti/80e99edfe205baf7a094?permalink_comment_id=4088548#gistcomment-4088548
+	// Asynchronously download all episodes but max {maxConcurrent} episode at a time.
+	// Source: https://gist.github.com/AntoineAugusti/80e99edfe205baf7a094?permalink_comment_id=4088548#gistcomment-4088548
 	sem := semaphore.NewWeighted(int64(maxConcurrent))
 	ctx := context.TODO()
 	var wg sync.WaitGroup

spongebob-cli/main.go

@@ -17,7 +17,7 @@ var (
 	play        = flag.Int("p", -1, "play the wanted episode without any user interaction")
 	list        = flag.Bool("l", false, "list episodes and quit")
 	videoPlayer = flag.String("vp", "mpv", "use another video player [default=mpv]")
-	download    = flag.Int("d", -1, "download all episodes asynchronously but max [d] episode at a time")
+	download    = flag.Int("d", -1, "download all episodes asynchronously but max [d] episodes at a time")
 )
 
 func getEpisodes() ([]string, []string) {