embed application form (#1249)

* embed application form

* move override to correct location

org-cyf-piscine/content/module/piscine/application/index.md

@@ -0,0 +1,24 @@
++++
+title="Entry Criteria"
+time=2
+emoji="🎯"
+hide_from_overview=true
+objectives = [
+  "List the mandatory requirements for the Piscine.",
+  "Apply to join the Piscine."
+]
+[build]
+  render = 'never'
+  list = 'local'
+  publishResources = false
++++
+
+## Welcome to the Piscine.
+
+You must **apply** to join the Piscine. If you meet the eligibility criteria, you will be invited to join the next run of this module.
+
+<iframe src="https://docs.google.com/forms/d/e/1FAIpQLSfwIb-MJ_OExIjzHDyCZ0ioB-6JkYfWd9QV-LCn56jHTod-rw/viewform?embedded=true" width="640" height="1391" frameborder="0" marginheight="0" marginwidth="0">Loading…</iframe>
+
+You will receive an email within two weeks of your application. If you are accepted, you will receive an enrollment email. If you are not accepted, you will receive an email explaining why.
+
+If you have been accepted, please now continue...