DeviceUserPage MDM banner adjustments (#9710)

# Addresses #9668 
- Turn on MDM now doesn't wrap
- Also kept banner width matching the rest of the page content:
- before: <img width="1196" alt="before"
src="https://user-images.githubusercontent.com/61553566/217093932-2ac6cdfb-6078-4895-bad3-6c777287f8cb.png">
- after: <img width="1300" alt="after"
src="https://user-images.githubusercontent.com/61553566/217093943-9f171b9c-a342-44e0-825a-63f397e2966c.png">


# Checklist for submitter
- [x] Manual QA must be performed in the three main OSs, macOS, Windows
and Linux.

---------

Co-authored-by: Jacob Shandling <jacob@fleetdm.com>

frontend/pages/hosts/details/DeviceUserPage/_styles.scss

@@ -32,14 +32,19 @@
 
 .device-user {
   display: flex;
-  flex-wrap: wrap;
-  flex-grow: 1;
-  align-content: flex-start;
+  flex-direction: column;
+  justify-content: flex-start;
   padding-bottom: 50px;
   min-width: 0;
   background-color: $ui-off-white;
   gap: $pad-medium;
 
+  .info-banner {
+    &__cta {
+      white-space: nowrap;
+    }
+  }
+
   .header {
     flex: 100%;
     display: flex;