MAINTAINERS: Fix NXP Drivers missing some drivers

Some NXP drivers were not being associated with any
NXP maintainer areas. Fix by using regex to include them.

Signed-off-by: Declan Snyder <[email protected]>

Author: decsny

MAINTAINERS.yml

@@ -3444,6 +3444,9 @@ NXP Drivers:
     - manuargue
     - dbaluta
     - MarkWangChinese
+  files-regex:
+    - ^drivers/.*nxp.*
+    - ^drivers/.*mcux.*
   files:
     - drivers/*/*imx*
     - drivers/*/*lpc*.c