uclibc: snapshot config fix, yet another stalling point

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

toolchain/uClibc/uClibc-snapshot.config

@@ -183,6 +183,7 @@ UCLIBC_HAS_XLOCALE=y
 UCLIBC_HAS_HEXADECIMAL_FLOATS=y
 # UCLIBC_HAS_GLIBC_DIGIT_GROUPING is not set
 UCLIBC_HAS_GLIBC_CUSTOM_PRINTF=y
+# USE_OLD_VFPRINTF is not set
 UCLIBC_PRINTF_SCANF_POSITIONAL_ARGS=9
 UCLIBC_HAS_SCANF_GLIBC_A_FLAG=y
 # UCLIBC_HAS_STDIO_BUFSIZ_NONE is not set