docs: fix receiver documentation

Signed-off-by: Mikhail Nozdrachev <mikhail.nozdrachev@aiven.io>

docs/components/receive.md

@@ -311,7 +311,7 @@ Please see the metric `thanos_receive_forward_delay_seconds` to see if you need
 
 The following formula is used for calculating quorum:
 
-```go mdox-exec="sed -n '990,999p' pkg/receive/handler.go"
+```go mdox-exec="sed -n '999,1008p' pkg/receive/handler.go"
 func (h *Handler) writeQuorum() int {
 	// NOTE(GiedriusS): this is here because otherwise RF=2 doesn't make sense as all writes
 	// would need to succeed all the time. Another way to think about it is when migrating