Reenable AVIF_VERSION_DEVEL on the v1.0.x branch

Author: wantehchang

include/avif/avif.h

@@ -58,7 +58,7 @@ extern "C" {
 #define AVIF_VERSION_MAJOR 1
 #define AVIF_VERSION_MINOR 0
 #define AVIF_VERSION_PATCH 2
-#define AVIF_VERSION_DEVEL 0
+#define AVIF_VERSION_DEVEL 1
 #define AVIF_VERSION \
     ((AVIF_VERSION_MAJOR * 1000000) + (AVIF_VERSION_MINOR * 10000) + (AVIF_VERSION_PATCH * 100) + AVIF_VERSION_DEVEL)