[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-digest.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-digest.d
new file mode 100644
index 0000000..ccf4663
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-digest.d
@@ -0,0 +1,6 @@
+Long: proxy-digest
+Help: Use Digest authentication on the proxy
+See-also: proxy proxy-anyauth proxy-basic
+---
+Tells curl to use HTTP Digest authentication when communicating with the given
+proxy. Use --digest for enabling HTTP Digest with a remote host.