refactor(skydive): rename route files to *.routes.js convention

Aligns skydive domain with the naming used in cms, ecommerce, and herowars.
Pure rename — no logic changes.

src/routes/api/skydive/index.js

@@ -1,12 +1,12 @@
 var routes = require('express').Router();
 
-routes.use('/applications', require('./applications'));
-routes.use('/aeronefs', require('./aeronefs'));
-routes.use('/canopies', require('./canopies'));
-routes.use('/dropzones', require('./dropzones'));
-routes.use('/jumps', require('./jumps'));
-routes.use('/pages', require('./pages'));
-routes.use('/qcm', require('./qcm'));
+routes.use('/applications', require('./applications.routes'));
+routes.use('/aeronefs', require('./aeronefs.routes'));
+routes.use('/canopies', require('./canopies.routes'));
+routes.use('/dropzones', require('./dropzones.routes'));
+routes.use('/jumps', require('./jumps.routes'));
+routes.use('/pages', require('./pages.routes'));
+routes.use('/qcm', require('./qcm.routes'));
 
 routes.use(function (err, req, res, next) {
     if (err.name === 'ValidationError') {