message: Remove the cc_library targets from tink_pybind_extension.
  These were used when we had multiple "tink_pybind_extension" targets, but not removed when we migrated to use a single one.
diff: @@ -14,7 +14,6 @@ def tink_pybind_extension(
  Creates Bazel targets for a pybind module:
  - A py_library with the taret name
  - A cc_binary with the target name.so
  - - A cc_library with the target name_cc
  Args:
  name: name of the target
  @@ -29,7 +28,6 @@ def tink_pybind_extension(
  A py_library target.
  """
  shared_lib_name = name + ".so"
  - cc_library_name = name + "_cc"
  native.cc_binary(
  name = shared_lib_name,
  linkshared = 1,
  @@ -43,13 +41,6 @@ def tink_pybind_extension(
  features = features,
  deps = deps,
  )
  - native.cc_library(
  - name = cc_library_name,
  - srcs = srcs,
  - hdrs = hdrs,
  - deps = deps,
  - alwayslink = True,
  - )
  # Extract Python targets from deps
  pybind_deps = [dep[:-3] for dep in deps if dep.endswith("_cc")]
  