chore: show TheCloud instead of Floci in console text and messages

Labels, empty states, error messages and defaults the console shows now name
TheCloud or its runtimes. Identifiers that must match the emulator (FLOCI_*
settings, the X-Floci-CSRF header, emulator-returned host names) are unchanged.

packages/api/src/azure.test.ts

@@ -32,7 +32,7 @@ describe('AzureRestRuntimeClient', () => {
         const client = new AzureRestRuntimeClient('http://localhost:4577', 'devstoreaccount1')
 
         await expect(client.fetch('/container?restype=container', {method: 'PUT'})).rejects.toThrow(
-            'Cannot reach Floci-AZ at http://localhost:4577: connection refused',
+            "Cannot reach TheCloud's Azure runtime at http://localhost:4577: connection refused",
         )
     })
 })