texlab: 5.20.0 -> 5.21.0 (#351525)

pkgs/development/tools/misc/texlab/default.nix

@@ -15,21 +15,16 @@ let
 in
 rustPlatform.buildRustPackage rec {
   pname = "texlab";
-  version = "5.20.0";
+  version = "5.21.0";
 
   src = fetchFromGitHub {
     owner = "latex-lsp";
     repo = "texlab";
     rev = "refs/tags/v${version}";
-    hash = "sha256-hKQdc9p69L0t2MwCR4Fy20Nl+2qQk5JJoCaB4O43DNY=";
+    hash = "sha256-Lx7vENYuBXaMvGDOZxAPqivGZVaCXYrihaTnBn9eTm4=";
   };
 
-  cargoHash = "sha256-A/stdJ1baV0hdDXTdLd9gi8+JO7qPgQbNiYjHkp1GPQ=";
-
-  # https://github.com/latex-lsp/texlab/pull/1237
-  preBuild = ''
-    rm .cargo/config.toml
-  '';
+  cargoHash = "sha256-6JDG9Ac43AW6HV2baZH08uxdb84hjrGXgdzZiFr2Ybk=";
 
   outputs = [ "out" ] ++ lib.optional (!isCross) "man";
 
@@ -46,7 +41,7 @@ rustPlatform.buildRustPackage rec {
   # generate the man page
   postInstall = lib.optionalString (!isCross) ''
     # TexLab builds man page separately in CI:
-    # https://github.com/latex-lsp/texlab/blob/v5.20.0/.github/workflows/publish.yml#L110-L114
+    # https://github.com/latex-lsp/texlab/blob/v5.21.0/.github/workflows/publish.yml#L110-L114
     help2man --no-info "$out/bin/texlab" > texlab.1
     installManPage texlab.1
   '';