[*] removed utils.h from salsa2012.pri

dap-sdk/crypto/src/salsa2012/salsa2012.pri

@@ -3,7 +3,6 @@ INCLUDEPATH += $$PWD
 HEADERS += $$PWD/common_salsa.h \
            $$PWD/crypto_core_salsa2012.h \
            $$PWD/crypto_stream_salsa2012.h \
-           $$PWD/utils.h
 
 SOURCES += $$PWD/core_salsa_ref.c \
            $$PWD/stream_salsa2012.c \