Remove nocopts from cc_nanopb_proto_library

With Bazel 7.0.0, nocopts has been removed and is no longer supported.
The correct way to handle this is to subtract features using the
`features` attribute (see bazelbuild/bazel#8706).

extra/bazel/nanopb_cc_proto_library.bzl

@@ -83,11 +83,11 @@ def cc_nanopb_proto_library(name, **kwargs):  # buildifier: disable=function-doc
         alwayslink = kwargs.get("alwayslink"),
         copts = kwargs.get("copts"),
         defines = kwargs.get("defines"),
+        features = kwargs.get("features"),
         include_prefix = kwargs.get("include_prefix"),
         linkopts = kwargs.get("linkopts"),
         linkstatic = kwargs.get("linkstatic"),
         local_defines = kwargs.get("local_defines"),
-        nocopts = kwargs.get("nocopts"),
         strip_include_prefix = kwargs.get("strip_include_prefix"),
         visibility = kwargs.get("visibility"),
         tags = kwargs.get("tags"),