[pylint 'consider-using-sys-exit'] Fix all occurences in existing code

extra/get_issues.py

@@ -1,5 +1,6 @@
 import json
 from pathlib import Path
+import sys
 
 import requests
 
@@ -17,7 +18,7 @@ def get_issues():
         if r.status_code == 403:
             # API request limit exceeded
             print(data["message"])
-            exit(1)
+            sys.exit(1)
         issues.extend(data)
 
         # Look for next page

pyproject.toml

@@ -190,7 +190,6 @@ disable = [
     "consider-using-from-import",
     "consider-using-f-string",
     "consider-using-in",
-    "consider-using-sys-exit",
     "consider-using-ternary",
     "consider-using-with",
     "cyclic-import",