Make fleetdm.com/tables and REST API easier to find (#9942)

# Checklist for submitter

If some of the following don't apply, delete the relevant line.

- [ ] Changes file added for user-visible changes in `changes/` or
`orbit/changes/`.
See [Changes
files](https://fleetdm.com/docs/contributing/committing-changes#changes-files)
for more information.
- [ ] Documented any API changes (docs/Using-Fleet/REST-API.md or
docs/Contributing/API-for-contributors.md)
- [ ] Documented any permissions changes
- [ ] Input data is properly validated, `SELECT *` is avoided, SQL
injection is prevented (using placeholders for values in statements)
- [ ] Added support on fleet's osquery simulator `cmd/osquery-perf` for
new osquery data ingestion features.
- [ ] Added/updated tests
- [ ] Manual QA for all new/changed functionality
  - For Orbit and Fleet Desktop changes:
- [ ] Manual QA must be performed in the three main OSs, macOS, Windows
and Linux.
- [ ] Auto-update manual QA, from released version of component to new
version (see [tools/tuf/test](../tools/tuf/test/README.md)).

website/views/layouts/layout.ejs

@@ -179,9 +179,10 @@
               <div class="d-block">
                 <div id="mobileNavbarToggleDocumentation" purpose="mobile-dropdown" class="collapse" data-parent="#mobileDropdowns">
                   <a href="/docs">Docs</a>
+                  <a href="/docs/using-fleet/rest-api">REST API</a>
                   <a href="/releases">Releases</a>
-                  <a href="/queries">Query library</a>
-                  <a href="/tables">Schema tables</a>
+                  <a href="/queries">Health checks (queries)</a>
+                  <a href="/tables">Telemetry (data model)</a>
                   <span>GUIDES</span>
                   <a class="pl-3" href="/deploy">Deployment guides</a>
                   <a class="pl-3" href="/guides">How-to guides</a>
@@ -233,8 +234,8 @@
               <div purpose="header-dropdown" class="dropdown-menu">
                 <a class="dropdown-item mb-1" href="/docs">Docs</a>
                 <a class="dropdown-item mb-1" href="/releases">Releases</a>
-                <a class="dropdown-item mb-1" href="/queries">Query library</a>
-                <a class="dropdown-item mb-1" href="/tables">Schema tables</a>
+                <a class="dropdown-item mb-1" href="/queries">Health checks (queries)</a>
+                <a class="dropdown-item mb-1" href="/tables">Telemetry (data model)</a>
                 <div class="dropdown-divider"></div>
                 <span class="muted dropdown-header">GUIDES</span>
                 <a class="dropdown-item" href="/deploy">Deployment guides</a>
@@ -290,7 +291,7 @@
               <div class="flex-column">
                 <a href="/try-fleet/register?tryitnow" class="d-block pr-md-5 pr-sm-3 pb-2">Try it out</a>
                 <a href="/docs" class="d-block pr-md-5 pr-sm-3 pb-2">Docs</a>
-                <a href="/queries" class="d-block pr-md-5 pr-sm-3 pb-2">Query library</a>
+                <a href="/tables" class="d-block pr-md-5 pr-sm-3 pb-2">Explore data</a>
                 <a href="/handbook/company/why-this-way#why-open-source" class="d-block pr-md-5 pr-sm-3 pb-2 pb-xl-0">Why open source?</a>
               </div>
               <div class="flex-column">