uclibc-0.9.28.3: fix config so oldconfig doesn't ask questions

toolchain/uClibc/uClibc-0.9.28.config

@@ -8,7 +8,6 @@
 # TARGET_e1 is not set
 # TARGET_frv is not set
 # TARGET_h8300 is not set
-# TARGET_hppa is not set
 # TARGET_i386 is not set
 # TARGET_i960 is not set
 # TARGET_ia64 is not set
@@ -120,6 +119,7 @@ UCLIBC_HAS_WCHAR=y
 # UCLIBC_HAS_LOCALE is not set
 UCLIBC_HAS_HEXADECIMAL_FLOATS=y
 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