Make libmini_keyctl_static available in recovery

So libfsverity_init can be used in init to load fsverity keys in
early boot.

Bug: 199914227
Test: build
Change-Id: I514ab602ef03f4528cb013bd268fa6dfcb7eb5b2
diff --git a/mini_keyctl/Android.bp b/mini_keyctl/Android.bp
index 417ddac..0325c5b 100644
--- a/mini_keyctl/Android.bp
+++ b/mini_keyctl/Android.bp
@@ -13,6 +13,7 @@
     ],
     cflags: ["-Werror", "-Wall", "-Wextra"],
     export_include_dirs: ["."],
+    recovery_available: true,
 }
 
 cc_binary {