rocmPackages.rocm-path: drop

rocm-path shouldn't have been added at top-level.
We have a separate non-recursed section containing symlinkJoins for
this, and best practice in nixpkgs is to avoid ROCM_PATH when possible
and create a minimal one in each package that needs one.

pkgs/development/rocm-modules/6/default.nix

@@ -30,7 +30,6 @@ let
       buildTests = false;
       buildBenchmarks = false;
 
-      rocmPath = self.callPackage ./rocm-path { };
       rocmUpdateScript = self.callPackage ./update.nix { };
 
       ## ROCm ##
@@ -417,6 +416,13 @@ let
       };
     }
     // lib.optionalAttrs config.allowAliases {
+      rocmPath = throw ''
+        'rocm-path' has been removed. If a ROCM_PATH value is required in nixpkgs please
+        construct one with the minimal set of required deps.
+        For convenience use outside of nixpkgs consider one of the entries in
+        'rocmPackages.meta'.
+      ''; # Added 2025-09-30
+
       rocm-merged-llvm = throw ''
         'rocm-merged-llvm' has been removed.
         For 'libllvm' or 'libclang' use 'rocmPackages.llvm.libllvm/clang'.

pkgs/development/rocm-modules/6/rocm-path/default.nix

@@ -1,27 +0,0 @@
-{
-  symlinkJoin,
-  linkFarm,
-  clr,
-  hipblas,
-  hipblas-common,
-  rocblas,
-  rocsolver,
-  rocsparse,
-  rocm-device-libs,
-  rocm-smi,
-  llvm,
-}:
-symlinkJoin {
-  name = "rocm-path-${clr.version}";
-  paths = [
-    clr
-    hipblas-common
-    hipblas
-    rocblas
-    rocsolver
-    rocsparse
-    rocm-device-libs
-    rocm-smi
-    (linkFarm "rocm-llvm-subdir" { llvm = llvm.clang; })
-  ];
-}