voice_processing: do not use GNU old-style field designators

Not using a GNU extension improves portability

Change-Id: I732753d2efa19efb48312664c7a2155f78ceee35
diff --git a/voice_processing/voice_processing.c b/voice_processing/voice_processing.c
index b8b1e1b..08acdb4 100644
--- a/voice_processing/voice_processing.c
+++ b/voice_processing/voice_processing.c
@@ -747,11 +747,11 @@
 // This is the only symbol that needs to be exported
 __attribute__ ((visibility ("default")))
 audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM = {
-    tag : AUDIO_EFFECT_LIBRARY_TAG,
-    version : EFFECT_LIBRARY_API_VERSION,
-    name : "MSM8960 Audio Preprocessing Library",
-    implementor : "The Android Open Source Project",
-    create_effect : lib_create,
-    release_effect : lib_release,
-    get_descriptor : lib_get_descriptor
+    .tag = AUDIO_EFFECT_LIBRARY_TAG,
+    .version = EFFECT_LIBRARY_API_VERSION,
+    .name = "MSM8960 Audio Preprocessing Library",
+    .implementor = "The Android Open Source Project",
+    .create_effect = lib_create,
+    .release_effect = lib_release,
+    .get_descriptor = lib_get_descriptor
 };