chore: Fix some typos

Author: poljar

.typos.toml

@@ -3,6 +3,8 @@
 sing = "sign"
 singed = "signed"
 singing = "signing"
+# Base64 false positives
+Pn = "Pn"
 
 [files]
 extend-exclude = ["afl/*/in/*"]

src/olm/account/mod.rs

@@ -283,7 +283,7 @@ impl Account {
             // one-time key type that takes `self`. If we didn't do this,
             // someone could maliciously pretend to use up our one-time key and
             // make us drop the private part. Unsuspecting users that actually
-            // try to use such an one-time key won't be able to commnuicate with
+            // try to use such an one-time key won't be able to communicate with
             // us. This is strictly worse than the one-time key exhaustion
             // scenario.
             self.remove_one_time_key_helper(pre_key_message.one_time_key());