{mqttui,millet,mchprs,matrix-conduit,markdown-oxide}: use fetchCargoVendor (#387666)

Author: FliegendeWurst

pkgs/by-name/ma/matrix-conduit/Cargo.lock

@@ -22,14 +22,8 @@ rustPlatform.buildRustPackage rec {
     hash = "sha256-mQLfRAun2G/LDnw3jyFGJbOqpxh2PL8IGzFELRfAgAI=";
   };
 
-  # We have to use importCargoLock here because `cargo vendor` currently doesn't support workspace
-  # inheritance within Git dependencies, but importCargoLock does.
-  cargoLock = {
-    lockFile = ./Cargo.lock;
-    outputHashes = {
-      "ruma-0.10.1" = "sha256-VmIZ24vULpm6lF24OFZdsI5JG+XqVPpUWM/R64X17jo=";
-    };
-  };
+  useFetchCargoVendor = true;
+  cargoHash = "sha256-r7fOzTug0cKQUGrpXDn1JKb6/lLQDgnA3/colmldA4c=";
 
   # Conduit enables rusqlite's bundled feature by default, but we'd rather use our copy of SQLite.
   preBuild = ''