c50b5175 revision: bump to 4 (#2307)
4db31f6f merge: update to chromium 151.0.7922.137 (#2306)
0338d01f patches: refresh for chromium 151.0.7922.137
d7fd2039 merge: update ungoogled-chromium to 151.0.7922.137
e2410253 Update to Chromium 151.0.7922.137
5ed12fcd helium/ui/layout: rephrase address bar toggles (#2305)
3609047a helium/core/sync/vault: read authenticated private vault state (#2295)
6e9ce914 helium/network: re-enable doh by default, update dns providers (#2304)
2defeb11 helium/core/network: add experimental TLS ClientHello splitting (#2298)
5fac103d helium/core/sync/vault: set up private vault object encryption (#2294)
9094f641 helium/core/sync/vault: define the private vault format (#2271)
22358cff helium/core/network: add a flag for forcing QUIC to v2 on HTTP/3 (#2289)
55b71c4b helium/core/sync: init custom sync backend foundation (#2269)