increase php priority over phtml

currently phtml takes priority over php, that's odd considering phtml is not very common anymore compared to php

Author: gempir

lexers/embedded/php.xml

@@ -12,6 +12,7 @@
     <case_insensitive>true</case_insensitive>
     <dot_all>true</dot_all>
     <ensure_nl>true</ensure_nl>
+    <priority>3</priority>
   </config>
   <rules>
     <state name="magicfuncs">
@@ -208,4 +209,4 @@
       </rule>
     </state>
   </rules>
-</lexer>
+</lexer>