Core Update 163: Ship gdb

Signed-off-by: Peter Müller <peter.mueller@ipfire.org>

diff --git a/config/rootfiles/core/163/filelists/gdb b/config/rootfiles/core/163/filelists/gdb
new file mode 120000 (symlink)
index 0000000..e3081af
--- /dev/null
+++ b/config/rootfiles/core/163/filelists/gdb
@@ -0,0 +1 @@
+../../../common/gdb
\ No newline at end of file