fix: Skip bun version check for nix version (#33166)

Signed-off-by: ReStranger <restranger@disroot.org>
Co-authored-by: dbeley <6568955+dbeley@users.noreply.github.com>

nix/opencode.nix

@@ -27,6 +27,13 @@ stdenvNoCC.mkDerivation (finalAttrs: {
     writableTmpDirAsHomeHook
   ];
 
+  postPatch = ''
+    # NOTE: Relax Bun version check to be a warning instead of an error
+    substituteInPlace packages/script/src/index.ts \
+      --replace-fail 'throw new Error(`This script requires bun@''${expectedBunVersionRange}' \
+                     'console.warn(`Warning: This script requires bun@''${expectedBunVersionRange}'
+  '';
+
   configurePhase = ''
     runHook preConfigure