maintainers: add `mikatammi` AND add mikatammi as a maintainer to botan-bindings and botan-low (#442357)

maintainers/maintainer-list.nix

···
     githubId = 34864484;
     name = "Mikael Fangel";
   };
+  mikatammi = {
+    email = "[e-mail]";
+    github = "mikatammi";
+    githubId = 826368;
+    name = "Mika Tammi";
+    matrix = "@oak:universumi.fi";
+    keys = [ { fingerprint = "3606 AD2B 342F 70B3 B306  E724 BF5B DF55 A973 5223"; } ];
+  };
   mikecm = {
     email = "[e-mail]";
     github = "MaxwellDupre";

pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml

···
     - tz
     - weeder
     - witch
+  mikatammi:
+    - botan-bindings
+    - botan-low
   mpscholten:
     - ihp-hsx
     - push-notify-apn

pkgs/development/haskell-modules/hackage-packages.nix

···
       libraryPkgconfigDepends = [ botan ];
       description = "Raw Botan bindings";
       license = lib.licenses.bsd3;
+      maintainers = [ lib.maintainers.mikatammi ];
     }
   ) { botan = null; };
 
···
       description = "Low-level Botan bindings";
       license = lib.licenses.bsd3;
       hydraPlatforms = lib.platforms.none;
+      maintainers = [ lib.maintainers.mikatammi ];
     }
   ) { };