chromiumDev: Mark as broken for now

pkgs/applications/networking/browsers/chromium/README.md

@@ -19,6 +19,16 @@
   - `ungoogled-chromium`: Based on `chromium` (the expressions are regularly
     copied over and patched accordingly)
 
+# Upstream links
+
+- Source code: https://source.chromium.org/chromium/chromium/src
+- Bugs: https://bugs.chromium.org/p/chromium/issues/list
+- Release updates: https://chromereleases.googleblog.com/
+  - Available as Atom or RSS feed (filter for
+    "Stable Channel Update for Desktop")
+  - Channel overview: https://omahaproxy.appspot.com/
+  - Release schedule: https://chromiumdash.appspot.com/schedule
+
 # Updating Chromium
 
 Simply run `./pkgs/applications/networking/browsers/chromium/update.py` to

pkgs/applications/networking/browsers/chromium/browser.nix

@@ -82,5 +82,6 @@ mkChromiumDerivation (base: rec {
     platforms = platforms.linux;
     hydraPlatforms = if channel == "stable" then ["aarch64-linux" "x86_64-linux"] else [];
     timeout = 172800; # 48 hours (increased from the Hydra default of 10h)
+    broken = channel == "dev"; # Blocked on https://bugs.chromium.org/p/chromium/issues/detail?id=1141896
   };
 })