doc,src,test: fix typos

PR-URL: #58477
Reviewed-By: Jacob Smith <jacob@frende.me>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Pietro Marchini <pietro.marchini94@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Chemi Atlow <chemi@atlow.co.il>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Dario Piotrowicz <dario.piotrowicz@gmail.com>

Author: noritaka1166

src/quic/sessionticket.h

@@ -58,7 +58,7 @@ class SessionTicket final : public MemoryRetainer {
 };
 
 // SessionTicket::AppData is a utility class that is used only during the
-// generation or access of TLS stateless sesson tickets. It exists solely to
+// generation or access of TLS stateless session tickets. It exists solely to
 // provide a easier way for Session::Application instances to set relevant
 // metadata in the session ticket when it is created, and the exract and
 // subsequently verify that data when a ticket is received and is being