Temporarily use libclap_deprecated

Temporarily use clap 2.x during the migration process to 3.x.

Bug: 229854484
Test: atest
Change-Id: Ic1991b5b923bf38f8f70e7da07d6d91bc07e1d3c
diff --git a/authfs/tests/Android.bp b/authfs/tests/Android.bp
index ebc6dd4..a886d10 100644
--- a/authfs/tests/Android.bp
+++ b/authfs/tests/Android.bp
@@ -31,7 +31,7 @@
     rustlibs: [
         "libandroid_logger",
         "libanyhow",
-        "libclap",
+        "libclap_deprecated",
         "libcommand_fds",
         "liblog_rust",
         "libnix",