Advance binary build matrix for release 2.1 (#4611)

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copilot:summary
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### <samp>🤖 Generated by Copilot at 0f3f385</samp>

Update the release channel of the binary build matrix to use PyTorch
2.1.0 and newer GPU architectures. This allows testing and releasing
binary builds for the latest PyTorch features and hardware support.

tools/scripts/generate_binary_build_matrix.py

@@ -28,12 +28,12 @@
 CUDA_ARCHES_DICT = {
     "nightly": ["11.8", "12.1"],
     "test": ["11.8", "12.1"],
-    "release": ["11.7", "11.8"],
+    "release": ["11.8", "12.1"],
 }
 ROCM_ARCHES_DICT = {
     "nightly": ["5.6", "5.7"],
     "test": ["5.5", "5.6"],
-    "release": ["5.3", "5.4.2"],
+    "release": ["5.5", "5.6"],
 }
 
 CPU_AARCH64_ARCH = ["cpu-aarch64"]
@@ -46,7 +46,7 @@
 TEST = "test"
 
 CURRENT_CANDIDATE_VERSION = "2.1.0"
-CURRENT_STABLE_VERSION = "2.0.1"
+CURRENT_STABLE_VERSION = "2.1.0"
 mod.CURRENT_VERSION = CURRENT_STABLE_VERSION
 
 # By default use Nightly for CUDA arches
@@ -259,7 +259,7 @@ def get_wheel_install_command(
 
     index_url_option = "--index-url" if os != "linux-aarch64" else "--extra-index-url"
     if channel == RELEASE and (
-        (gpu_arch_version == "11.7" and os == "linux")
+        (gpu_arch_version == "12.1" and os == "linux")
         or (
             gpu_arch_type == "cpu"
             and (os == "windows" or os == "macos" or os == "macos-arm64")