[doc.s] Update changelogs

doc/changelog.md

@@ -42,6 +42,7 @@ Batsim's public API includes:
 
 ### Added (new command-line options)
 - New ``--sg-cfg`` option, that allows to set SimGrid configuration options.
+- New ``--sg-log`` option, that allows to set SimGrid logging options.
 - New ``--dump-execution-context`` option, that dumps the command execution
   context on the standard output. This allows external tools to understand
   the execution context of a batsim command without actually parsing it.

docs/changelog.rst

@@ -56,6 +56,7 @@ Added (new command-line options)
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 - New ``--sg-cfg`` option, that allows to set SimGrid configuration options.
+- New ``--sg-log`` option, that allows to set SimGrid logging options.
 - New ``--dump-execution-context`` option,
   that dumps the command execution context on the standard output.
   This allows external tools to understand the execution context of a batsim command without actually parsing it.