fix(deps): update dependency python-gitlab to v7

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

pyproject.toml

@@ -7,7 +7,7 @@ license = { text = "Apache 2.0" }
 requires-python = "~= 3.12.0"
 dependencies = [
     "fastapi ~=0.119.0",
-    "python-gitlab ~=5.6.0",
+    "python-gitlab ~=7.0.0",
     "pydantic ~=2.12.0",
     "pydantic-settings ~=2.11.0",
     "prometheus-client ~=0.23.1",