Update dependency nix-direnv to v3.1.2

Author: renovate[bot]

.envrc

@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: MIT
 # SPDX-FileCopyrightText: ⓒ 2019 Nix community projects
 # renovate: depName=nix-direnv datasource=github-tags packageName=nix-community/nix-direnv versioning=semver
-if ! has nix_direnv_version || ! nix_direnv_version 3.0.5; then
+if ! has nix_direnv_version || ! nix_direnv_version 3.1.2; then
     source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.5/direnvrc" "sha256-RuwIS+QKFj/T9M2TFXScjBsLR6V3A17YVoEW/Q6AZ1w="
 fi
 watch_file by-name/se/self/flake-module.nix