Bump openpyxl from 3.1.2 to 3.1.5 (#1977)

Author: dependabot[bot]

pyproject.toml

@@ -37,7 +37,7 @@ dependencies = [
     "irc3==1.1.10",
     "lxml==6.0.2",
     "nh3==0.3.2",
-    "openpyxl==3.1.2",  # used to import excel files in economy backoffice
+    "openpyxl==3.1.5",  # used to import excel files in economy backoffice
     "pandas==3.0.0",
     "psycopg2-binary==2.9.11",
     "python-magic==0.4.27",