Zipmerge: link test statically

Author: redsun82

misc/bazel/internal/zipmerge/BUILD.bazel

@@ -20,6 +20,7 @@ cc_binary(
 cc_test(
     name = "test",
     size = "small",
+    linkstatic = True,  # required to build the test in the internal repo
     srcs = ["zipmerge_test.cpp"],
     data = glob(["test-files/*"]),
     deps = [