Remove FlexRAN

- Remove any FlexRAN code
- Cleanup config files
- Remove LFDS7, libyaml dependencies

executables/nr-softmodem.h

@@ -3,7 +3,6 @@
 
 #include <executables/nr-softmodem-common.h>
 
-#include "flexran_agent.h"
 #include "PHY/defs_gNB.h"
 
 #define DEFAULT_DLF 2680000000
@@ -61,8 +60,6 @@ extern void reset_opp_meas(void);
 extern void print_opp_meas(void);
 void init_gNB_afterRU(void);
 
-extern int stop_L1L2(module_id_t gnb_id);
-extern int restart_L1L2(module_id_t gnb_id);
 void init_pdcp(void);
 
 #endif