terraform-docs: pin buildGoModule to 1.24

pkgs/by-name/te/terraform-docs/package.nix

@@ -1,11 +1,15 @@
 {
   stdenv,
   lib,
-  buildGoModule,
+  # Build fails with Go 1.25, with the following error:
+  # 'vendor/golang.org/x/tools/internal/tokeninternal/tokeninternal.go:64:9: invalid array length -delta * delta (constant -256 of type int64)'
+  # Wait for upstream to update their vendored dependencies before unpinning.
+  buildGo124Module,
   fetchFromGitHub,
   installShellFiles,
 }:
-buildGoModule rec {
+
+buildGo124Module rec {
   pname = "terraform-docs";
   version = "0.20.0";