remove backslash in the collaborative paragraph

source/index.html.erb

@@ -35,7 +35,7 @@
       <main>
         <h2>Collaborative writing</h2>
         <p>
-          Plume also makes it easy to collaborate on an article. Since blogs are not limited to one author, many people can write on the same blog and improve each other\'s work, to get to the best final result.
+          Plume also makes it easy to collaborate on an article. Since blogs are not limited to one author, many people can write on the same blog and improve each other's work, to get to the best final result.
         </p>
       </main>
     </div>