CODEOWNERS: add me as co-maintainer of phosh, gnome and gnome-mobile (MR 5823)

I'm already part of the corresponding Alpine groups and also here on
pmaports helping these packages.

CODEOWNERS

@@ -134,10 +134,10 @@ device/*/u-boot-librem5/			@craftyguy @alistair23 @Newbyte
 device/*/u-boot-pinebookpro/			@QC8086
 device/*/u-boot-pinephone/			@Arnavion @PsychoGame
 device/*/wl1251-cal/				@Danct12
-main/postmarketos*gnome*/			@pabloyoyoista @Newbyte
+main/postmarketos*gnome*/			@pabloyoyoista @Newbyte @fossdd
 main/postmarketos-initramfs/			@calebccff @craftyguy
 main/postmarketos-ui-i3wm/			@fossdd
-main/postmarketos-ui-phosh/			@pabloyoyoista @Newbyte
+main/postmarketos-ui-phosh/			@pabloyoyoista @Newbyte @fossdd
 main/postmarketos-ui-plasma-mobile/		@PureTryOut
 main/shutdown-clear-rtc-wakealarm/		@Arnavion
 main/ttyescape/					@calebccff