Set exec path in `mysql::database::populate' and `pgsql::database::populate'

refs #6842

.vagrant-puppet/modules/mysql/manifests/database.pp

@@ -11,6 +11,8 @@ IDENTIFIED BY '${password}';\"",
 }
 
 define mysql::database::populate ($username, $password, $privileges, $schemafile) {
+  Exec { path => '/usr/bin' }
+
   mysql::database::create { $name:
     username => $username,
     password => $password,

.vagrant-puppet/modules/pgsql/manifests/database.pp

@@ -11,6 +11,8 @@ sudo -u postgres createlang plpgsql ${name}",
 }
 
 define pgsql::database::populate ($username, $password, $schemafile) {
+  Exec { path => '/usr/bin' }
+
   pgsql::database::create { $name:
     username => $username,
     password => $password,