Fix the title

uhoreg · web-flow · commit 1961a215e8ea · 2020-06-11T16:36:25.000-04:00
diff --git a/proposals/2630-sas-check-public-keys.md b/proposals/2630-sas-check-public-keys.md
@@ -1,4 +1,4 @@
-# checking public keys in SAS verification
+# MSC2630: Checking public keys in SAS verification
 
 The current SAS protocol does not ensure that the two users correctly received
 each other's public keys.  An attacker could send Alice and Bob public keys

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# checking public keys in SAS verification`
	`1`	`+# MSC2630: Checking public keys in SAS verification`
`2`	`2`
`3`	`3`	`The current SAS protocol does not ensure that the two users correctly received`
`4`	`4`	`each other's public keys. An attacker could send Alice and Bob public keys`