Update HIDL makefiles.

Allow them to be static.

This is required for a couple of reasons:
- enabling HIDL passthrough in recovery
- enabling VTS tests to be static blobs

Bug: 32920003
Bug: 64040096
Test: update-all-google-makefiles.sh
Change-Id: I1b2401fb273ab80819e3870aa71fe742269674ba
diff --git a/tetheroffload/control/1.0/Android.bp b/tetheroffload/control/1.0/Android.bp
index d351edb..707ec3a 100644
--- a/tetheroffload/control/1.0/Android.bp
+++ b/tetheroffload/control/1.0/Android.bp
@@ -46,7 +46,7 @@
     ],
 }
 
-cc_library_shared {
+cc_library {
     name: "android.hardware.tetheroffload.control@1.0",
     defaults: ["hidl-module-defaults"],
     generated_sources: ["android.hardware.tetheroffload.control@1.0_genc++"],