etnaviv: rename enums_h appropriately

Needed for the follow-up change.

Cc: mesa-stable
Reviewed-by: Christian Gmeiner <cgmeiner@igalia.com>
Signed-off-by: David Heidelberg <david@ixit.cz>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30829>

src/etnaviv/isa/meson.build

@@ -46,7 +46,7 @@ idep_libetnaviv_decode = declare_dependency(
 )
 
 prog_enums_h = files('enums.h.py')
-enums_h = custom_target(
+etnaviv_enums_h = custom_target(
   'enums.h',
   input: 'etnaviv.xml',
   output: 'enums.h',
@@ -65,7 +65,7 @@ encode_h = custom_target(
 )
 
 encode_files = [
-  enums_h,
+  etnaviv_enums_h,
   encode_h,
   'encode.c',
 ]

src/gallium/drivers/etnaviv/meson.build

@@ -87,7 +87,7 @@ files_etnaviv = files(
 
 libetnaviv = static_library(
   'etnaviv',
-  files_etnaviv, enums_h,
+  files_etnaviv, etnaviv_enums_h,
   gnu_symbol_visibility : 'hidden',
   include_directories : [
     inc_include, inc_src, inc_gallium, inc_gallium_aux, inc_etnaviv,