pkgs/tools: replace "${version}" with version

pkgs/tools/misc/gtkterm/default.nix

···
   src = fetchFromGitHub {
     owner = "Jeija";
     repo = "gtkterm";
-    rev = "${version}";
+    rev = version;
     sha256 = "sha256-4Z+8fs4VEk2+Ci1X3oUuInylTdIbQ5AiPenFqnyNXvc=";
   };
 

pkgs/tools/misc/iam-policy-json-to-terraform/default.nix

···
   src = fetchFromGitHub {
     owner = "flosell";
     repo = pname;
-    rev = "${version}";
+    rev = version;
     sha256 = "sha256-ovmWZpeHt1L8zNzG7+2BohteSjpYADMivi+AP0Vm8/E=";
   };
 

pkgs/tools/networking/ifwifi/default.nix

···
   src = fetchFromGitHub {
     owner = "araujobsd";
     repo = "ifwifi";
-    rev = "${version}";
+    rev = version;
     sha256 = "sha256-DPMCwyKqGJrav0wASBky9bS1bvJ3xaGsDzsk1bKaH1U=";
   };
 

pkgs/tools/networking/tuntox/default.nix

···
   src = fetchFromGitHub {
     owner = "gjedeer";
     repo = pname;
-    rev = "${version}";
+    rev = version;
     sha256 = "sha256-c/0OxUH8iw8nRuVg4Fszf6Z/JiEV+m0B2ofzy81uFu8=";
   };
 

pkgs/tools/wayland/way-displays/default.nix

···
   src = fetchFromGitHub {
     owner = "alex-courtis";
     repo = "way-displays";
-    rev = "${version}";
+    rev = version;
     sha256 = "sha256-rR181sxaddtn3yFtF1exSGPBU0Yp3VBRyucfuxyXI+Q=";
   };