Upgrade rust/crates/libz-sys to 1.1.3

Test: make
Change-Id: I70d104f6d14e59569078b22e2236a2c8792827c2
diff --git a/Android.bp b/Android.bp
index 76962e7..cb3ac47 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,4 +1,5 @@
 // This file is generated by cargo2android.py --run --device --dependencies --tests.
+// Do not modify this file as changes will be overridden on upgrade.
 
 package {
     default_applicable_licenses: ["external_rust_crates_libz-sys_license"],
@@ -60,9 +61,7 @@
     rustlibs: [
         "liblibc",
     ],
-    shared_libs: [
-        "libz",
-    ],
+    shared_libs: ["libz"],
 }
 
 rust_defaults {
@@ -80,14 +79,15 @@
     rustlibs: [
         "liblibc",
     ],
-    shared_libs: [
-        "libz",
-    ],
+    shared_libs: ["libz"],
 }
 
 rust_test_host {
     name: "libz-sys_host_test_src_lib",
     defaults: ["libz-sys_defaults"],
+    test_options: {
+        unit_test: true,
+    },
 }
 
 rust_test {
@@ -96,6 +96,6 @@
 }
 
 // dependent_library ["feature_list"]
-//   cc-1.0.61
-//   libc-0.2.79 "default,std"
+//   cc-1.0.68
+//   libc-0.2.95 "default,std"
 //   pkg-config-0.3.19