MAINTAINERS: Add self as collaborator

- add TomasBarakNXP as collaborator in audio, i2s, nxp xtensa platforms

Signed-off-by: Tomas Barak <[email protected]>

Author: TomasBarakNXP

MAINTAINERS.yml

@@ -1222,6 +1222,7 @@ Documentation Infrastructure:
     - lyakh
     - lgirdwood
     - kv2019i
+    - TomasBarakNXP
   files:
     - drivers/audio/
     - include/zephyr/audio/
@@ -1787,6 +1788,8 @@ Documentation Infrastructure:
   status: maintained
   maintainers:
     - anangl
+  collaborators:
+    - TomasBarakNXP
   files:
     - doc/hardware/peripherals/audio/i2s.rst
     - drivers/i2s/
@@ -3604,6 +3607,7 @@ NXP Platforms (Xtensa):
     - dbaluta
   collaborators:
     - iuliana-prodan
+    - TomasBarakNXP
   files:
     - soc/nxp/imx/*/adsp/
     - soc/nxp/imxrt/*/f1/