Remove processing times from RGS stats.

Author: arik-so

lightning-rapid-gossip-sync/README.md

@@ -129,16 +129,13 @@ with a network graph comprised of 80,000 channel announcements and 160,000 direc
 |-----------------------------|--------|
 | Message Length              | 3.3 MB |
 | Gzipped Message Length      | 1.5 MB |
-| Client-side Processing Time | 1.4 s  |
 
 | Week-old sync               |        |
 |-----------------------------|--------|
 | Message Length              | 1.7 MB |
 | Gzipped Message Length      | 566 kB |
-| Client-side Processing Time | 907 ms |
 
 | Day-old sync                |        |
 |-----------------------------|--------|
 | Message Length              | 210 kB |
 | Gzipped Message Length      | 99 kB  |
-| Client-side Processing Time | 196 ms |