toolchain/gdb: bump to 8.2.1

PR build/23516 (gdb build error under msys+mingw: strip can't handle gdb-add-index.exe)
PR build/23623 (install-strip fails)
PR rust/23626 (gdb crashes in upstream rust nil-enum test)
PR rust/23650 (rust field name access error mentions "foo")
PR gdb/23663 (gdb 8.1.1: undefined rpl_stat function with musl toolchains)
PR python/23669 (gdb.execute("show commands") doesn't work)
PR python/23714 (Command repetition stops working after gdb.execute)
PR gdb/23838 (8.2 regression for invalid -data-directory)
PR gdb/23974 ("info os" crash when specifying invalid object)
PR gdb/23999 (SYMBOL_LANGUAGE assertion failure on AIX)
PR gdb/24003 (Error when binary searching CUs for a specific DIE when using DWZ)

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

toolchain/gdb/Makefile

@@ -17,11 +17,11 @@ PKG_HASH:=7e3c2a763bf500a40c5c4591a7e22c591dafc1f214b1d514895c1096e85c883a
 GDB_DIR:=binutils-$(PKG_NAME)-$(PKG_VERSION)
 PATCH_DIR:=./patches-arc
 else
-PKG_VERSION:=8.2
+PKG_VERSION:=8.2.1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@GNU/gdb
-PKG_HASH:=c3a441a29c7c89720b734e5a9c6289c0a06be7e0c76ef538f7bbcef389347c39
+PKG_HASH:=0a6a432907a03c5c8eaad3c3cffd50c00a40c3a5e3c4039440624bae703f2202
 GDB_DIR:=$(PKG_NAME)-$(PKG_VERSION)
 endif