josh-proxy: Remove description of deprecated -n flag (#1421)

Author: jsoref

josh-proxy/src/cli.rs

@@ -30,10 +30,7 @@ pub struct Args {
     #[arg(long)]
     pub no_background: bool,
 
-    #[arg(
-        short,
-        help = "DEPRECATED - no effect! Number of concurrent upstream git fetch/push operations"
-    )]
+    #[arg(short, help = "DEPRECATED - no effect!")]
     _n: Option<String>,
 
     #[arg(long, default_value = "8000")]

tests/proxy/shell.t

@@ -17,7 +17,7 @@
         --no-background
 
     -n <N>
-            DEPRECATED - no effect! Number of concurrent upstream git fetch/push operations
+            DEPRECATED - no effect!
         --port <PORT>
             [default: 8000]
     -c, --cache-duration <CACHE_DURATION>