Very minor doc correction (#55173)

Adds a period to the logging docs. That's it 👍🏼

Author: cpfiffer

base/logging/logging.jl

@@ -60,7 +60,7 @@ function min_enabled_level end
     catch_exceptions(logger)
 
 Return `true` if the logger should catch exceptions which happen during log
-record construction.  By default, messages are caught
+record construction.  By default, messages are caught.
 
 By default all exceptions are caught to prevent log message generation from
 crashing the program.  This lets users confidently toggle little-used