[docs-infra] Normalize netlify.toml in org

Author: oliviertassinari

netlify.toml

@@ -1,14 +1,13 @@
 [build]
-  # Directory (relative to root of your repo) that contains the deploy-ready
-  # HTML files and assets generated by the build. If a base directory has
-  # been specified, include it in the publish directory path.
+  # The deploy-ready HTML files and assets generated by the build.
   publish = "docs/export/"
 
-  # Default build command.
+  # Build command.
   command = "pnpm docs:build"
 
 [build.environment]
   NODE_VERSION = "20"
+  PNPM_FLAGS = "--frozen-lockfile"
 
 [[plugins]]
   package = "./packages/netlify-plugin-cache-docs"