gdb: Add bison-native dependency

This fixes RISC-V GDB cross compile configure failure on missing bison.

(From OE-Core rev: 199fcc1a30b3e88dfc627cbc05310a645ccd4bf9)

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/gdb/gdb-common.inc

@@ -1,7 +1,7 @@
 SUMMARY = "GNU debugger"
 HOMEPAGE = "http://www.gnu.org/software/gdb/"
 SECTION = "devel"
-DEPENDS = "expat zlib ncurses virtual/libiconv ${LTTNGUST}"
+DEPENDS = "expat zlib ncurses virtual/libiconv ${LTTNGUST} bison-native"
 
 LTTNGUST = "lttng-ust"
 LTTNGUST_aarch64 = ""