Switch benchmark config to use linkstatic = True

Author: jasnell

build/wd_cc_benchmark.bzl

@@ -14,13 +14,7 @@ def wd_cc_benchmark(
     cc_test(
         name = name,
         defines = ["WD_IS_BENCHMARK"],
-        # Use shared linkage for benchmarks, matching the approach used for tests. Unfortunately,
-        # bazel does not support shared linkage on macOS and it is broken on Windows, so only
-        # enable this on Linux.
-        linkstatic = select({
-            "@platforms//os:linux": 0,
-            "//conditions:default": 1,
-        }),
+        linkstatic = True,
         linkopts = linkopts + select({
             "@//:use_dead_strip": ["-Wl,-dead_strip", "-Wl,-no_exported_symbols"],
             "//conditions:default": [""],