Revert change to only happen in CI

Author: vrabaud

.github/workflows/ci-c-warnings.yml

@@ -63,8 +63,8 @@ jobs:
       - name: Use enums for AVIF_TRUE/AVIF_FALSE
         if: ${{ matrix.case == 2}}
         run: |
-          sed -i 's/#define AVIF_TRUE 1/enum avifTrueFalse_{ AVIF_TRUE 1,/' include/avif/avif.h
-          sed -i 's/#define AVIF_FALSE 0/AVIF_FALSE 0};/' include/avif/avif.h
+          sed -i 's/#define AVIF_TRUE 1/enum avifTrueFalse_{ AVIF_TRUE = 1,/' include/avif/avif.h
+          sed -i 's/#define AVIF_FALSE 0/AVIF_FALSE = 0};/' include/avif/avif.h
 
       - name: Prepare libavif (cmake)
         run: >

include/avif/avif.h

@@ -85,11 +85,8 @@ extern "C" {
     ((AVIF_VERSION_MAJOR * 1000000) + (AVIF_VERSION_MINOR * 10000) + (AVIF_VERSION_PATCH * 100) + AVIF_VERSION_DEVEL)
 
 typedef int avifBool;
-enum avifTrueFalse_
-{
-    AVIF_FALSE = 0,
-    AVIF_TRUE = 1
-};
+#define AVIF_TRUE 1
+#define AVIF_FALSE 0
 
 #define AVIF_DIAGNOSTICS_ERROR_BUFFER_SIZE 256