update to link to signup form and removed embedded form

diff --git a/content/stands/opentap b/content/stands/opentap
index ff11e7a72a19d01ce4a6a7aff46f48997e0c00ad..fd9bc6888174ebc7228aa8c48d066ad53f540cf0 160000 (submodule)
--- a/content/stands/opentap
+++ b/content/stands/opentap
@@ -1 +1 @@
-Subproject commit ff11e7a72a19d01ce4a6a7aff46f48997e0c00ad
+Subproject commit fd9bc6888174ebc7228aa8c48d066ad53f540cf0