treewide: use buildGoModule instead of buildGoModule.override { go = go_1_26; }

buildGoModule is already buildGo126Module, so the override is redundant.

pkgs/by-name/fl/fluxcd/package.nix

@@ -6,7 +6,6 @@
   lib,
   stdenv,
   writableTmpDirAsHomeHook,
-  go_1_26,
 }:
 
 let
@@ -22,7 +21,7 @@ let
   };
 in
 
-buildGoModule.override { go = go_1_26; } rec {
+buildGoModule rec {
   pname = "fluxcd";
   inherit vendorHash version;
 

pkgs/by-name/ta/tailscale-gitops-pusher/package.nix

@@ -2,10 +2,9 @@
   lib,
   tailscale,
   buildGoModule,
-  go_1_26,
 }:
 
-buildGoModule.override { go = go_1_26; } {
+buildGoModule {
   pname = "tailscale-gitops-pusher";
   inherit (tailscale) version;
 

pkgs/by-name/ta/tailscale-nginx-auth/package.nix

@@ -2,11 +2,10 @@
   lib,
   stdenv,
   buildGoModule,
-  go_1_26,
   tailscale,
 }:
 
-buildGoModule.override { go = go_1_26; } {
+buildGoModule {
   pname = "tailscale-nginx-auth";
   inherit (tailscale) version src vendorHash;
 

pkgs/by-name/ta/tailscale/package.nix

@@ -3,7 +3,6 @@
   stdenv,
 
   buildGoModule,
-  go_1_26,
   fetchFromGitHub,
 
   makeWrapper,
@@ -23,7 +22,7 @@
   tailscale-nginx-auth,
 }:
 
-buildGoModule.override { go = go_1_26; } (finalAttrs: {
+buildGoModule (finalAttrs: {
   pname = "tailscale";
   version = "1.96.3";