package/mdadm: do not hardcode -fpie
Set LDLIBS to -ldl to remove -fpie and fix the following build failure
raised since bump to version 4.3 in commit
99e9ff08d0705279532ca0cf3de22ea54660cbdc and
https://git.kernel.org/pub/scm/utils/mdadm/mdadm.git/commit/?id=55a1150c7438afcb7756fccd49713ede20a58e4a:
/home/buildroot/autobuild/instance-3/output-1/host/lib/gcc/or1k-buildroot-linux-gnu/12.3.0/../../../../or1k-buildroot-linux-gnu/bin/ld: mdmon.o: non-pic relocation against symbol
Fixes: 99e9ff08d0705279532ca0cf3de22ea54660cbdc
- http://autobuild.buildroot.org/results/827b714deeaf091b368d59791e4306b85a8f7f26
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>