build: libweston doesn't need -export-dynamic

According to wayland/weston!159 (comment 148104)
it doesn't make sense to use export-dynamic on libraries.

Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
Reported-by: Pekka Paalanen <pekka.paalanen@collabora.com>
2 jobs for remove-linker-args in 1 minute and 22 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Container Prep
passed #297846
container_prep

00:00:24

 
  Build
passed #297847
build-native-meson

00:00:58