Remove linked_statically_by attribute for test

This is in preparation to renaming linked_statically_by to exported_by. The attribute linked_statically_by became redundant in a previous CL that added the static_deps attribute and made libraries in exports be linked statically automatically.

RELNOTES:none
PiperOrigin-RevId: 293355106
Change-Id: Iac987087e2f8e280f0fcaa2b7fcf61c55542825b
diff --git a/examples/test_cc_shared_library/BUILD b/examples/test_cc_shared_library/BUILD
index 12a20a1..199fb7e 100644
--- a/examples/test_cc_shared_library/BUILD
+++ b/examples/test_cc_shared_library/BUILD
@@ -67,7 +67,6 @@
     name = "baz",
     srcs = ["baz.cc"],
     hdrs = ["baz.h"],
-    linked_statically_by = ["//examples/test_cc_shared_library:foo_so"],
 )
 
 cc_library(