.pre-commit-config.yaml: bump black hook to 24.3.0

Running `pre-commit autoupdate` showed that there is a new version of
the black hook for v24.3.0.  Update it.

ChangeLog:

	* .pre-commit-config.yaml: Bump black hook to 24.3.0

Change-Id: I5ec7d2edf99cd15f6525281a43aed9ff481ee9ee

.pre-commit-config.yaml

@@ -2,7 +2,7 @@
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 24.2.0
+    rev: 24.3.0
     hooks:
       - id: black
         files: 'gdb/.*'

ChangeLog

@@ -1,3 +1,7 @@
+2024-03-20  Simon Marchi  <simon.marchi@efficios.com>
+
+	* .pre-commit-config.yaml: Bump black hook to 24.3.0
+
 2024-03-20  Simon Marchi  <simon.marchi@efficios.com>
 
 	* .pre-commit-config.yaml: New.