[validations] Remove libtorch PRE_CXX11_ABI from matrix. (#6433)

Remove libtorch PRE_CXX11_ABI from matrix

failures can be seen here:
https://github.com/pytorch/test-infra/actions/runs/13906844473/job/38911966250

Author: atalman

tools/scripts/generate_binary_build_matrix.py

@@ -53,7 +53,6 @@
 CUDA_AARCH64_ARCHES = ["12.8-aarch64"]
 
 PACKAGE_TYPES = ["wheel", "conda", "libtorch"]
-PRE_CXX11_ABI = "pre-cxx11"
 CXX11_ABI = "cxx11-abi"
 RELEASE = "release"
 DEBUG = "debug"
@@ -177,23 +176,14 @@ def initialize_globals(channel: str, build_python_only: bool) -> None:
         CUDA_AARCH64: "pytorch/manylinuxaarch64-builder:cuda12.6",
     }
     LIBTORCH_CONTAINER_IMAGES = {
-        **{
-            (gpu_arch, PRE_CXX11_ABI): f"pytorch/manylinux-builder:cuda{gpu_arch}"
-            for gpu_arch in CUDA_ARCHES
-        },
         **{
             (gpu_arch, CXX11_ABI): f"pytorch/libtorch-cxx11-builder:cuda{gpu_arch}"
             for gpu_arch in CUDA_ARCHES
         },
-        **{
-            (gpu_arch, PRE_CXX11_ABI): f"pytorch/manylinux-builder:rocm{gpu_arch}"
-            for gpu_arch in ROCM_ARCHES
-        },
         **{
             (gpu_arch, CXX11_ABI): f"pytorch/libtorch-cxx11-builder:rocm{gpu_arch}"
             for gpu_arch in ROCM_ARCHES
         },
-        (CPU, PRE_CXX11_ABI): "pytorch/manylinux-builder:cpu",
         (CPU, CXX11_ABI): "pytorch/libtorch-cxx11-builder:cpu",
     }
 
@@ -364,7 +354,7 @@ def generate_libtorch_matrix(
         if os == WINDOWS:
             abi_versions = [RELEASE, DEBUG]
         elif os == LINUX:
-            abi_versions = [PRE_CXX11_ABI, CXX11_ABI]
+            abi_versions = [CXX11_ABI]
         elif os in [MACOS_ARM64]:
             abi_versions = [CXX11_ABI]
         else:
@@ -386,10 +376,6 @@ def generate_libtorch_matrix(
                 gpu_arch_type = arch_type(arch_version)
                 gpu_arch_version = "" if arch_version == CPU else arch_version
 
-                # Rocm builds where removed for pre-cxx11 abi
-                if gpu_arch_type == "rocm" and abi_version == PRE_CXX11_ABI:
-                    continue
-
                 desired_cuda = translate_desired_cuda(gpu_arch_type, gpu_arch_version)
                 devtoolset = abi_version if os != WINDOWS else ""
                 libtorch_config = abi_version if os == WINDOWS else ""