erlang_language_platform: rename to erlang-language-platform

erlang_language_platform using underscores in all-packages.nix but
hypens in by-name seems to trigger r-ryantm to open PRs for both package
names. this PR fixes the naming and creates an alias.

Author: offsetcyan

pkgs/top-level/aliases.nix

@@ -580,6 +580,8 @@ mapAliases {
   erlangR26_javac = throw "erlangR26_javac has been removed in favor of erlang_26_javac"; # added 2024-05-24
   erlangR26_odbc_javac = throw "erlangR26_odbc_javac has been removed in favor of erlang_26_odbc_javac"; # added 2024-05-24
 
+  erlang_language_platform = throw "erlang_language_platform has been renamed erlang-language-platform"; # added 2025-04-04
+
   ethabi = throw "ethabi has been removed due to lack of maintainence upstream and no updates in Nixpkgs"; # Added 2024-07-16
   eww-wayland = lib.warnOnInstantiate "eww now can build for X11 and wayland simultaneously, so `eww-wayland` is deprecated, use the normal `eww` package instead." eww;
 

pkgs/top-level/all-packages.nix

@@ -7424,8 +7424,6 @@ with pkgs;
   # 28 is pre-release
   beamMinimal28Packages = dontRecurseIntoAttrs beam_minimal.packages.erlang_28.beamPackages;
 
-  erlang_language_platform = callPackage ../by-name/er/erlang-language-platform/package.nix { };
-
   gnudatalanguage = callPackage ../development/interpreters/gnudatalanguage {
     inherit (llvmPackages) openmp;
     inherit (darwin.apple_sdk.frameworks) Cocoa;