Remove survey banner (#2207)

This reverts commit 28c55df, removing the survey link banner that was temporarily added to the README and website.

README.md

@@ -1,12 +1,6 @@
 # <img alt="Smithy" src="docs/_static/favicon.png" width="28"> Smithy
 [![Build Status](https://github.com/smithy-lang/smithy/workflows/ci/badge.svg)](https://github.com/smithy-lang/smithy/actions/workflows/ci.yml)
 
-<strong> We want your feedback on Smithy.</strong>
-Please consider taking our brief <a href="https://amazonmr.au1.qualtrics.com/jfe/form/SV_9Rfqo2wizSpnZPM">survey</a>
-to share your feedback.
-
----
-
 Smithy defines and generates clients, services, and documentation for
 any protocol.
 

docs/source-2.0/conf.py

@@ -12,7 +12,3 @@
 version = release
 
 html_theme_options['source_directory'] = "docs/source-2.0"
-html_theme_options['announcement'] = '''<strong> We want your feedback on Smithy.</strong>
-Please consider taking our brief <a href="https://amazonmr.au1.qualtrics.com/jfe/form/SV_9Rfqo2wizSpnZPM">survey</a>
- to share your feedback.
-'''