Revert "Add assertion for known segfault during teardown of gNB."

This reverts commit 4c658cdd.

This commit was introduce to signal a known segfault. The bug has been
fixed in the last commit, so this commit can be reverted as the
AssertFatal is not necessary anymore.

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c

@@ -196,12 +196,6 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP, frame_t frame, sub_frame_
   gNB_MAC_INST *gNB = RC.nrmac[module_idP];
   NR_COMMON_channels_t *cc = gNB->common_channels;
   NR_ServingCellConfigCommon_t        *scc     = cc->ServingCellConfigCommon;
-  // Assert to detect segfault during gNB teardown. scc->ssbSubcarrierSpacing pointer is most likely overwritten
-  AssertFatal(
-    *scc->ssbSubcarrierSpacing >= 0 && *scc->ssbSubcarrierSpacing < sizeofArray(nr_slots_per_frame),
-    "ssbSubcarrierSpacing %ld is out of range, ssbSubcarrierSpacing pointer (%p) might be overwritten, known segfault condition",
-    *scc->ssbSubcarrierSpacing,
-    scc->ssbSubcarrierSpacing);
 
   NR_SCHED_LOCK(&gNB->sched_lock);