libcamera: shaders: Rename bayer_8 to bayer_unpacked

bayer_8.* shaders are now used for all unpacked sensor data formats,
regardless of the pixel bit width.  Let's rename the "8-bit" shaders to
avoid confusion.

Signed-off-by: Milan Zamazal <mzamazal@redhat.com>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>

include/libcamera/internal/shaders/meson.build

@@ -4,7 +4,7 @@
 # for the purposes of inclusion in OpenGL debayering
 shader_files = files([
     'bayer_1x_packed.frag',
-    'bayer_8.frag',
-    'bayer_8.vert',
+    'bayer_unpacked.frag',
+    'bayer_unpacked.vert',
     'identity.vert',
 ])