change 'depends' to 'depend' (#124)

Grammar correction.

Author: amitabhdhiwal

advanced/deploy-strategies.md

@@ -4,7 +4,7 @@
 
 In most cases you don't need more than one production server.
 It's better to build your release files (as cache, js/css bundles) on that machine as well. 
-So your builds don't depends on your local configuration and can be deployed from everywhere.
+So your builds don't depend on your local configuration and can be deployed from everywhere.
 By default Deployer recipes are designed to fullfill these kind of deployments.  
 
 ~~~php