Remove unnecessary "_external" suffix from libcppbor

Test: Build
Change-Id: Ied163d1f40c3b86d7b85cae1700310f5cb674e2d
diff --git a/identity/support/Android.bp b/identity/support/Android.bp
index d62d055..cc0a684 100644
--- a/identity/support/Android.bp
+++ b/identity/support/Android.bp
@@ -36,7 +36,7 @@
         "libpuresoftkeymasterdevice",
     ],
     static_libs: [
-        "libcppbor_external",
+        "libcppbor",
     ],
 }
 
@@ -70,7 +70,7 @@
     ],
     static_libs: [
         "android.hardware.identity-support-lib",
-        "libcppbor_external",
+        "libcppbor",
         "libgmock",
     ],
     test_suites: ["general-tests"],