build: Drop -Wno-deprecated-declarations flag
diff --git a/common/GNUmakefile b/common/GNUmakefile
index 91a6417e..54648f8c 100644
--- a/common/GNUmakefile
+++ b/common/GNUmakefile
@@ -49,7 +49,6 @@ override CFLAGS_FOR_TARGET += \
-Wextra \
-Wshadow \
-Wvla \
- -Wno-deprecated-declarations \
$(WERROR_FLAG) \
-std=gnu11 \
-nostdinc \
