Fixes after MR 1257 1225: sanitize address error introduced in ldpctest when using alternatives ldpc libraries and LOG flooding introduced in nrUE. Also improved openCL ldpc library build

- Remove useless RU and PHYSIM variables
- provide function to trigger ASN.1 file generation

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

1. Reverts GTPU_need_ITTI back to develop
2. Removed gdb helper and co files
3. Reverts changes to logging mechanism
4. Reverts changes to assert that were unnecessary
5. Reverts changes to VNF that occured from a bad merge
6. Removes unnecessary else() in gNB softmodem

There are two queue.h files in this repository.

step-by-step merging from tx-proc-optim-lts. Everything except NR_TRANSPORT merged. Some issues with 64QAM modulation

1. If VNF is slower than PNF, next scheduling will be done after resync.
2. If VNF is unstable in slot progress, next scheduling will be done in next stable status.
3. SFN/SLOT indications are queued in nrUE.
4. get_queue is used instead of unquque for FIFO operation.