trusty: fuzz: Link to libtrusty dynamically

libtrusty can be depended on by multiple thing in a fuzzer's
dependencies tree. It's no longer convenient to link to statically.

Leave tests statically linked. Test infra doesn't seem to handle shared
test libs correctly.

Bug: 171750250
Test: trusty_test_fuzzer libtrusty_coverage_test
Change-Id: Ic7d003151e43fb5bab63354fd42ea9667332743f
diff --git a/trusty/coverage/Android.bp b/trusty/coverage/Android.bp
index fb30604..c71d599 100644
--- a/trusty/coverage/Android.bp
+++ b/trusty/coverage/Android.bp
@@ -25,14 +25,11 @@
     export_include_dirs: [
         "include",
     ],
-    static_libs: [
-        "libtrusty",
-    ],
-
     shared_libs: [
         "libbase",
         "liblog",
         "libdmabufheap",
+        "libtrusty",
     ],
 }