Revert "update build rules to use /data/local/tests/unrestricted"

Revert submission 1826231-native-test-path

Reason for revert: b/199996863

Bug: 199996863

Reverted Changes:
Ic106011a7:update build rules to use /data/local/tests/unrest...
Id727355ec:update build rules to use /data/local/tests/unrest...

Change-Id: Id53334a6169e58964ef86e78de738f29b32dd491
diff --git a/cc/test.go b/cc/test.go
index 3934784..047a69e 100644
--- a/cc/test.go
+++ b/cc/test.go
@@ -357,7 +357,8 @@
 }
 
 func (test *testBinary) install(ctx ModuleContext, file android.Path) {
-	testInstallBase := "/data/local/tests/unrestricted"
+	// TODO: (b/167308193) Switch to /data/local/tests/unrestricted as the default install base.
+	testInstallBase := "/data/local/tmp"
 	if ctx.inVendor() || ctx.useVndk() {
 		testInstallBase = "/data/local/tests/vendor"
 	}