Fix mistake in example to collect header files via a hdrs attribute
Fix mistake in example to collect header files via a hdrs attribute

The text before the code sample mentions the hdrs attribute but the code accesses the deps attribute.

PiperOrigin-RevId: 476427711
Change-Id: I811fc95d6ae0f07cc044f2763f10ac806c53a5db

cushon/bazel,katre/bazel,katre/bazel,bazelbuild/bazel,cushon/bazel,katre/bazel,cushon/bazel,katre/bazel,cushon/bazel,bazelbuild/bazel,katre/bazel,cushon/bazel,bazelbuild/bazel,cushon/bazel,bazelbuild/bazel,katre/bazel,bazelbuild/bazel,bazelbuild/bazel