CLEANUP: assorted typo fixes in the code and comments
This is 34th iteration of typo fixes
diff --git a/doc/internals/api/event_hdl.txt b/doc/internals/api/event_hdl.txt
index fdcc973..4414bc4 100644
--- a/doc/internals/api/event_hdl.txt
+++ b/doc/internals/api/event_hdl.txt
@@ -874,7 +874,7 @@
event family struct, a compilation assert triggered by EVENT_HDL_CB_DATA
will occur. In addition to this, an extra runtime BUG_ON will make
sure the condition is met when publishing the event.
-The goal here is to force haproxy to fail explicitely so you know that
+The goal here is to force haproxy to fail explicitly so you know that
something must be done on your side.
3.1 PUBLISHING AN EVENT