dhall-lsp-server: apply patch for text >= 2.1.2

(cherry picked from commit 7adbd08882)

pkgs/development/haskell-modules/configuration-common.nix

@@ -1727,10 +1727,22 @@ with haskellLib;
   # Lift bound on lens <5.3
   lsp-types_2_1_1_0 = doDistribute (doJailbreak super.lsp-types_2_1_1_0);
 
-  # 2025-03-03: dhall-lsp-server-1.1.4 requires lsp-2.1.0.0
-  dhall-lsp-server = super.dhall-lsp-server.override {
-    lsp = self.lsp_2_1_0_0;
-  };
+  dhall-lsp-server =
+    appendPatches
+      [
+        (pkgs.fetchpatch {
+          name = "dhall-lsp-server-text-2.1.2.patch";
+          url = "https://github.com/dhall-lang/dhall-haskell/commit/9f2d4d44be643229784bfc502ab49184ec82bc05.patch";
+          hash = "sha256-cwNH5+7YY8UbA9zHhTRfVaqtIMowZGfFT5Kj+wSlapA=";
+          relative = "dhall-lsp-server";
+        })
+      ]
+      (
+        # 2025-03-03: dhall-lsp-server-1.1.4 requires lsp-2.1.0.0
+        super.dhall-lsp-server.override {
+          lsp = self.lsp_2_1_0_0;
+        }
+      );
 
   # Tests disabled and broken override needed because of missing lib chrome-test-utils: https://github.com/reflex-frp/reflex-dom/issues/392
   reflex-dom-core = lib.pipe super.reflex-dom-core [

pkgs/development/haskell-modules/configuration-hackage2nix/broken.yaml

@@ -1357,7 +1357,6 @@ broken-packages:
   - dhall-check # failure in job https://hydra.nixos.org/build/233206425 at 2023-09-02
   - dhall-csv # failure in job https://hydra.nixos.org/build/233256049 at 2023-09-02
   - dhall-fly # failure in job https://hydra.nixos.org/build/233220306 at 2023-09-02
-  - dhall-lsp-server # failure in job https://hydra.nixos.org/build/307610458 at 2025-09-19
   - dhall-recursive-adt # failure in job https://hydra.nixos.org/build/233210665 at 2023-09-02
   - dhall-text # failure in job https://hydra.nixos.org/build/233253809 at 2023-09-02
   - dhall-text-shell # failure in job https://hydra.nixos.org/build/244399613 at 2024-01-01

pkgs/development/haskell-modules/hackage-packages.nix

@@ -189293,13 +189293,11 @@ self: {
       ];
       description = "Language Server Protocol (LSP) server for Dhall";
       license = lib.licenses.mit;
-      hydraPlatforms = lib.platforms.none;
       mainProgram = "dhall-lsp-server";
       maintainers = [
         lib.maintainers.dalpd
         lib.maintainers.Gabriella439
       ];
-      broken = true;
     }
   ) { };