envoy: add git dependency

Some crates depended on by wasmtime are referenced directly from Git, so
we'll need a git binary available.

Part of fixing NixOS#425065.

Author: lukegb

pkgs/by-name/en/envoy/package.nix

@@ -23,6 +23,7 @@
   gnutar,
   gnugrep,
   envoy,
+  git,
 
   # v8 (upstream default), wavm, wamr, wasmtime, disabled
   wasmRuntime ? "wamr",
@@ -120,6 +121,7 @@ buildBazelPackage rec {
     ninja
     patchelf
     cacert
+    git
   ];
 
   buildInputs = [ linuxHeaders ];