Use non-extended mockito for net-tests-utils

Mockito extended tends to cause all kinds of issues due to the way it
injects itself into the bytecode of framework classes instead of
creating subclasses.

Use non-extended mockito as it is not actually necessary for current
tests.

Test: atest
Change-Id: Id2874309cce2778c4405b852df9a3ae816c4abcb
diff --git a/staticlibs/testutils/Android.bp b/staticlibs/testutils/Android.bp
index ec486fb..b59ccc6 100644
--- a/staticlibs/testutils/Android.bp
+++ b/staticlibs/testutils/Android.bp
@@ -25,7 +25,6 @@
     ],
     defaults: [
         "framework-connectivity-test-defaults",
-        "lib_mockito_extended",
     ],
     libs: [
         "androidx.annotation_annotation",
@@ -36,6 +35,7 @@
         "collector-device-lib",
         "kotlin-reflect",
         "libnanohttpd",
+        "mockito-target-minus-junit4",
         "net-tests-utils-host-device-common",
         "net-utils-device-common",
         "net-utils-device-common-async",