Fix typo

Signed-off-by: ClemensLinnhoff <clemens.linnhoff@partner.bmw.de>

Author: ClemensLinnhoff

doc/architecture/trace_file_mcap_format.adoc

@@ -107,7 +107,7 @@ When not using an optional field, the corresponding underscore delimiter must be
 |===
 
 
-**Example**s
+**Example**
 
 The following list shows examples of valid OSI MCAP file names: