Add external/wycheproof.

Bug: 35377657
Change-Id: I0c95a8d93eafdf0fc4c834739e92ecae61ab579e
diff --git a/default.xml b/default.xml
index fc5f3b9..2a4679d 100644
--- a/default.xml
+++ b/default.xml
@@ -325,6 +325,7 @@
   <project path="external/webp" name="platform/external/webp" groups="pdk,qcom_msm8x26" />
   <project path="external/webrtc" name="platform/external/webrtc" groups="pdk" />
   <project path="external/wpa_supplicant_8" name="platform/external/wpa_supplicant_8" groups="pdk" />
+  <project path="external/wycheproof" name="platform/external/wycheproof" groups="pdk" />
   <project path="external/xmlrpcpp" name="platform/external/xmlrpcpp" groups="pdk" />
   <project path="external/xmlwriter" name="platform/external/xmlwriter" groups="pdk" />
   <project path="external/xmp_toolkit" name="platform/external/xmp_toolkit" groups="pdk" />