[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

actions/assistant.py

@@ -163,7 +163,7 @@ def _install_pip(repo: Dict[str, str]) -> str:
                 pkg += f"[{repo['install_extras']}]"
             if "checkout" in repo:
                 pkg += f"=={repo['checkout']}"
-        flags = " ".join(["--quiet"] + repo.get('install_flags', []))
+        flags = " ".join(["--quiet"] + repo.get("install_flags", []))
         cmd = " ".join(["pip install", pkg, flags])
         return cmd