Move survey button to footer (#897)

* Move survey button to header

- remove SurveyFab component as it's no longer a FAB
- place button in heading
- add tests
- add pageStyles module

* Add retry and timeout to failing test

* Move survey button to bottom of page

* Fix surveyButton failing a11y

- udpate snapshots

* Align survey button to Contact nav link

client/src/components/SurveyButton/__snapshots__/SurveyButton.test.tsx.snap

@@ -0,0 +1,18 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`rendering of the SurveyButton checks if component renders 1`] = `
+<DocumentFragment>
+  <div
+    class="grid-container-desktop-lg"
+    data-testid="gridContainer"
+  >
+    <button
+      class="usa-button"
+      data-testid="button"
+      type="button"
+    >
+      Tell us how we're doing
+    </button>
+  </div>
+</DocumentFragment>
+`;