Rename ApkVerityTests to ApkVerityTest for consistency

This also makes TEST_MAPPING work.

Test: atest com.android.apkverity.ApkVerityTest
Test: atest -p frameworks/base/tests/ApkVerityTest:presubmit
Bug: 112039386
Change-Id: I721285770208b2a1b18ead2fa34c43e9e8bc0c46

tests/ApkVerityTest/Android.bp

@@ -13,7 +13,7 @@
 // limitations under the License.
 
 java_test_host {
-    name: "ApkVerityTests",
+    name: "ApkVerityTest",
     srcs: ["src/**/*.java"],
     libs: ["tradefed", "compatibility-tradefed", "compatibility-host-util"],
     test_suites: ["general-tests"],

tests/ApkVerityTest/AndroidTest.xml

@@ -36,6 +36,6 @@
     </target_preparer>
 
     <test class="com.android.compatibility.common.tradefed.testtype.JarHostTest" >
-        <option name="jar" value="ApkVerityTests.jar" />
+        <option name="jar" value="ApkVerityTest.jar" />
     </test>
 </configuration>