Create implicit_cuda_headers_dependency alias in non-hermetic CUDA …

…to stay consistent with hermetic CUDA

PiperOrigin-RevId: 691506371

third_party/gpus/cuda/BUILD.tpl

@@ -63,6 +63,14 @@ cuda_header_library(
     ],
 )
 
+# See comment on identically named target in hermetic/BUILD.tpl. This is here
+# to keep users who have still not migrated from hermetic cuda from being
+# broken.
+alias(
+  name = "implicit_cuda_headers_dependency",
+  actual = ":cuda_headers",
+)
+
 cc_library(
     name = "cudart_static",
     srcs = ["cuda/lib/%{cudart_static_lib}"],
@@ -309,4 +317,4 @@ cc_library(
     # This is not yet fully supported, but we need the rule
     # to make bazel query happy.
     name = "nvjitlink",
-)
+)