maintainers: add heichro

Author: heichro

maintainers/maintainer-list.nix

@@ -9965,6 +9965,12 @@
     githubId = 665472;
     matrix = "@hehongbo:matrix.org";
   };
+  heichro = {
+    github = "heichro";
+    githubId = 76887148;
+    keys = [ { fingerprint = "BBA7 9E8E 17FE 9C3F BFEA  61E8 30D0 186F 4E19 7E48"; } ];
+    name = "heichro";
+  };
   heijligen = {
     email = "[email protected]";
     github = "heijligen";