chore: add extensions item

SARDONYX-sard · SARDONYX-sard · commit 845a5051e420 · 2022-01-07T17:33:03.000+09:00
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
@@ -9,6 +9,7 @@
     "dongli.python-preview",
     "donjayamanne.python-environment-manager",
     "donjayamanne.python-extension-pack",
+    "eamodio.gitlens",
     "esbenp.prettier-vscode",
     "kevinrose.vsc-python-indent",
     "mgesbert.python-path",
