taler-wallet-core: fix build (#376207)

pkgs/by-name/ta/taler-wallet-core/package.nix

@@ -7,7 +7,7 @@
   fetchgit,
   srcOnly,
   removeReferencesTo,
-  nodejs,
+  nodejs_20,
   pnpm_9,
   python3,
   git,
@@ -15,7 +15,7 @@
   zip,
 }:
 let
-  nodeSources = srcOnly nodejs;
+  nodeSources = srcOnly nodejs_20;
   esbuild' = esbuild.override {
     buildGoModule =
       args:
@@ -47,7 +47,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   nativeBuildInputs = [
     customPython
-    nodejs
+    nodejs_20
     pnpm_9.configHook
     git
     jq
@@ -59,7 +59,7 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-BVVmv0VVvQ2YhL0zOKiM1oVKJKvqwMGNR47DkcCj874=";
   };
 
-  buildInputs = [ nodejs ];
+  buildInputs = [ nodejs_20 ];
 
   # Make a fake git repo with a commit.
   # Without this, the package does not build.