[PATCH 2/2] utils: checkstyle.py: Update LogCategoryChecker regexp

[Milan Zamazal]

The regexp uses obsolete form, update it to mute the warning emitted by Python
3.12:

  SyntaxWarning: invalid escape sequence '\('

Signed-off-by: Milan Zamazal <mzamazal at redhat.com>
---
 utils/checkstyle.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/checkstyle.py b/utils/checkstyle.py
index af553cfd..fb03dc34 100755
--- a/utils/checkstyle.py
+++ b/utils/checkstyle.py
@@ -588,7 +588,7 @@ class IncludeChecker(StyleChecker):
 
 
 class LogCategoryChecker(StyleChecker):
-    log_regex = re.compile('\\bLOG\((Debug|Info|Warning|Error|Fatal)\)')
+    log_regex = re.compile(r'\bLOG\((Debug|Info|Warning|Error|Fatal)\)')
     patterns = ('*.cpp',)
 
     def __init__(self, content):
-- 
2.42.0