tmuxPlugins.fingers: init at 1.0.1

[tmux-fingers](https://github.com/Morantron/tmux-fingers) provides copy pasting with vimium/vimperator like hints.

Use tag for tmux-fingers rev based on PR feedback

Co-Authored-By: Drew <drewrisinger@users.noreply.github.com>

pkgs/misc/tmux-plugins/default.nix

@@ -109,6 +109,19 @@ in rec {
     };
   };
 
+  fingers = mkDerivation rec {
+    pluginName = "fingers";
+    version = "1.0.1";
+    src = fetchFromGitHub {
+      owner = "Morantron";
+      repo = "tmux-fingers";
+      rev = version;
+      sha256 = "0gp37m3d0irrsih96qv2yalvr1wmf1n64589d4qzyzq16lzyjcr0";
+      fetchSubmodules = true;
+    };
+    dependencies = [ pkgs.gawk ];
+  };
+
   fpp = mkDerivation {
     pluginName = "fpp";
     version = "unstable-2016-03-08";