change value of RLC_AM_MAX_SDU_IN_PDU and RLC_UM_SEGMENT_NB_MAX_LI_PER_PDU

Fabrice Nabet (TCL) suggests the value 128 for both.
See https://gitlab.eurecom.fr/oai/openairinterface5g/issues/234#note_3179

openair2/LAYER2/RLC/AM_v9.3.0/rlc_am_constants.h

@@ -63,7 +63,7 @@
 #    define RLC_AM_MIN_SEGMENT_SIZE_REQUEST       8
 
 /** Max SDUs that can fit in a PDU. */
-#    define RLC_AM_MAX_SDU_IN_PDU                 32
+#    define RLC_AM_MAX_SDU_IN_PDU                 128
 
 /** Max fragments for a SDU. */
 #    define RLC_AM_MAX_SDU_FRAGMENTS              32

openair2/LAYER2/RLC/UM_v9.3.0/rlc_um_constants.h

@@ -53,7 +53,7 @@
 // UM_Window_Size = 512 when a 10 bit SN is configured and UM_Window_Size = 0
 // when the receiving UM RLC entity is configured for MCCH or MTCH.
 // li field (values shifted 1 bit left)
-#        define RLC_UM_SEGMENT_NB_MAX_LI_PER_PDU            256
+#        define RLC_UM_SEGMENT_NB_MAX_LI_PER_PDU            128
 //----------------------------------------------------------
 // Events defined for state model of the acknowledged mode entity
 /** Internal event defined for state model of the RLC UM. */