fix: import/newline-after-import lint violation in global.d.ts

Author: bmish

ts/blueprints/ember-cli-typescript/index.js

@@ -23,6 +23,7 @@ function buildTemplateDeclarations(projectName, layout) {
   const comment = '// Types for compiled templates';
   const moduleBody = `
   import { TemplateFactory } from 'htmlbars-inline-precompile';
+
   const tmpl: TemplateFactory;
   export default tmpl;
 `;

ts/tests/blueprints/ember-cli-typescript-test.ts

@@ -149,6 +149,7 @@ describe('Acceptance: ember-cli-typescript generator', function () {
     expect(globalTypes).to.exist;
     expect(globalTypes).to.include("declare module 'my-addon/templates/*'").to.include(`
   import { TemplateFactory } from 'htmlbars-inline-precompile';
+
   const tmpl: TemplateFactory;
   export default tmpl;
 `);