Remove temporary aliases from .bazelrc

These aliases were added to not break existing presubmit builds. Now that the presubmit builds have been updated, these aliases can be removed.

Also, corrects some comments.

PiperOrigin-RevId: 688096364

Author: nitins17

.bazelrc

@@ -71,10 +71,10 @@ build:windows --host_linkopt=/OPT:ICF
 build:windows --incompatible_strict_action_env=true
 
 # #############################################################################
-# Feature-specific configurations. These are used by the Local and CI configs
-# below depending on the type of build. E.g. `local_linux_x86_64` inherits the
-# Linux x86 configs such as `avx_linux` and `mkl_open_source_only`,
-# `local_cuda_base` inherits `cuda` and `build_cuda_with_nvcc`, etc.
+# Feature-specific configurations. These are used by the CI configs below
+# depending on the type of build. E.g. `ci_linux_x86_64` inherits the Linux x86
+# configs such as `avx_linux` and `mkl_open_source_only`, `ci_linux_x86_64_cuda`
+# inherits `cuda` and `build_cuda_with_nvcc`, etc.
 # #############################################################################
 build:nonccl --define=no_nccl_support=true
 
@@ -379,11 +379,4 @@ build:debug --config debug_symbols -c fastbuild
 try-import %workspace%/.jax_configure.bazelrc
 
 # Load rc file with user-specific options.
-try-import %workspace%/.bazelrc.user
-
-# Temporary aliases to not break existing presubmit builds
-build:rbe_cpu_linux_py3.13 --config=rbe_linux_x86_64 --repo_env=HERMETIC_PYTHON_VERSION=3.13
-build:rbe_linux_cuda12.3_nvcc_py3.10 --config=rbe_linux_x86_64_cuda --repo_env=HERMETIC_PYTHON_VERSION=3.10
-build:rbe_cross_compile_linux_arm64 --config=rbe_cross_compile_linux_aarch64
-build:tensorflow_testing_rbe_linux --project_id=tensorflow-testing
-common:tensorflow_testing_rbe_linux --remote_instance_name=projects/tensorflow-testing/instances/default_instance
+try-import %workspace%/.bazelrc.user