use MSC number

uhoreg · uhoreg · commit 11d6e42ee12d · 2020-11-23T12:18:44.000-05:00
diff --git a/proposals/2874-single-ssss.md b/proposals/2874-single-ssss.md
@@ -1,4 +1,4 @@
-# MSCxxxx: Single SSSS
+# MSC2874: Single SSSS
 
 [Secure Secret Storage and
 Sharing](https://github.com/matrix-org/matrix-doc/pull/1946) (SSSS) was

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# MSCxxxx: Single SSSS`
	`1`	`+# MSC2874: Single SSSS`
`2`	`2`
`3`	`3`	`[Secure Secret Storage and`
`4`	`4`	`Sharing](https://github.com/matrix-org/matrix-doc/pull/1946) (SSSS) was`