build: panko: internal: Removed frontend header from install header list as it only should be used by the CLI/GUI and they are built in-tree

Author: lethalbit

src/panko/internal/meson.build

@@ -2,7 +2,6 @@
 
 libpanko_internal_headers = files([
 	'defs.hh',
-	'frontend.hh',
 ])