chore(direnv): setting git pull.rebase more gracefully

.envrc

@@ -12,7 +12,9 @@ export NIXPKGS_ALLOW_BROKEN=1
 # like "Merge branch 'main' of <remote>".
 # The slight inconvenience is that git won't pull into a dirty workspace,
 # asking to stash or commit the changes before pulling.
-git config pull.rebase true || true
+if [ "$(git config --get pull.rebase)" != "true" ]; then
+    git config pull.rebase true
+fi
 
 use nix --max-jobs auto
 watch_file shell.nix build/nix/**/*.nix
@@ -38,4 +40,4 @@ export VITE_APP_VERSION="0.0.100"
 # Needed for the Go extension in VS Code to find the right toolchain.
 export GOROOT="$(go env GOROOT)"
 
-export VITE_HM_SENTRY_DESKTOP_DSN="https://8d3089ffb71045dc911bc66efbd3463a@o4504088793841664.ingest.sentry.io/4505527460429824"
+export VITE_HM_SENTRY_DESKTOP_DSN="https://8d3089ffb71045dc911bc66efbd3463a@o4504088793841664.ingest.sentry.io/4505527460429824"