dynarray: move from contrib to libknot

Knot.files

src/contrib/Makefile.inc

src/knot/conf/base.h

src/knot/conf/module.c

src/knot/dnssec/context.c

src/knot/dnssec/ds_query.c

src/knot/dnssec/kasp/policy.h

src/knot/dnssec/zone-keys.c

src/knot/dnssec/zone-keys.h

src/knot/dnssec/zone-sign.c

src/knot/modules/onlinesign/onlinesign.c

src/knot/server/xdp-handler.c

src/knot/zone/adds_tree.c

src/libknot/Makefile.inc

src/libknot/dynarray.h

src/libknot/xdp/tcp.c

src/libknot/xdp/tcp.h

src/utils/kjournalprint/main.c

src/utils/kxdpgun/main.c

tests/contrib/test_dynarray.c