Revert "Correct URI to Net_LDAP2"

This reverts commit 0ba431be.

composer.json

@@ -23,9 +23,15 @@
 			"role": "Developer"
 		}
 	],
+	"repositories": [
+		{
+			"type": "pear",
+			"url": "http://pear.php.net/"
+		}
+	],
 	"require": {
 		"php": ">=5.3.3",
-		"pear/net_ldap2": ">=2.0.12"
+		"pear-pear/net_ldap2": ">=2.0.12"
 	},
 	"autoload": {
 		"classmap": ["lib/"]