Reverting shifting the TX 4 bits to the left to exploit dynamic range.

adapted ssb_block_power to measured value

This partially reverts commit 857f9179.

Conflicts:
	targets/ARCH/ETHERNET/benetel/5g/benetel.c

targets/PROJECTS/GENERIC-LTE-EPC/CONF/benetel-5g.conf

@@ -194,7 +194,7 @@ gNBs =
       nrofUplinkSymbols                                             = 4; //0; //4;
 
   #ssPBCH_BlockPower                                             = 10;
-  ssPBCH_BlockPower                                             = -10;
+  ssPBCH_BlockPower                                             = -35;
   }
 
   );