(core) Enabling telemetry on /api/version endpoint

Summary:
Version API endpoint wasn't logging telemetry from POST requests. The issue was in registration
order, this endpoint was registered before `expressJson` and it couldn't read json body in the handler.

Test Plan: Added new test

Reviewers: paulfitz

Reviewed By: paulfitz

Subscribers: paulfitz

Differential Revision: https://phab.getgrist.com/D4277

test/server/Comm.ts

@@ -102,16 +102,6 @@ describe('Comm', function() {
     }
   };
 
-  beforeEach(function() {
-    // Silence console messages from client-side Comm.ts.
-    if (!process.env.VERBOSE) {
-      // TODO: This no longer works, now that 'log' is a more proper "module" object rather than
-      // an arbitrary JS object. Also used in a couple other tests where logs are no longer
-      // silenced.
-      sandbox.stub(log, 'debug');
-    }
-  });
-
   afterEach(async function() {
     // Run the cleanup callbacks registered in cleanup().
     await Promise.all(cleanup.splice(0).map(callback => callback()));

test/server/lib/DocApi.ts

@@ -4029,7 +4029,7 @@ function testDocApi() {
           ...pick(options, 'name', 'memo', 'enabled', 'watchedColIds'),
         }, chimpy
       );
-      assert.equal(status, 200);
+      assert.equal(status, 200, `Error during subscription: ` + JSON.stringify(data));
       return data as WebhookSubscription;
     }