…te submodules (sonic-net#4852)

* src/sonic-platform-common 75698a8...82bbeab (9):
  > [sfputil] Make SfpUtilHelper.get_physical_to_logical noexcept as in SfpUtilBase (#96)
  > [sfp_base] Update return value documentation of channel-specific methods (#98)
  > [sfp] Tweak key names of some transceiver info fields (#97)
  > fix typo:  portconfig.ini to port_config.ini (#94)
  > [chassis_base] Add platform API support for system LED (#91)
  > Add PCIe check commad  (#64)
  > [sfputilbase.py] Don't try to print EEPROM sysfs file name if we failed to read from it (#81)                                                                                    
  > [sfputilbase | sfputilhelper] Add support of platform.json (#72)
  > [eeprom] Add try-except to catch the IOError (#85)

* src/sonic-platform-daemons 0f4fd83...abe115e (2):
  > [xcvrd] Tweak some transceiver info key names (#62)
  > [psud][thermalctld] Always get fan/PSU LED status from platform API to avoid status inconsistencies (#59)                                                                        

* src/sonic-utilities fd7781b...16a33f2 (9):
  > [config] Fix syntax error (#966)
  > [config] Fix indentation level in _get_disabled_services_list() (#965)
  > a4e64d1 [sonic_installer] Refactor sonic_installer code (#953)
  > 90efd62 [Show | Command Reference] Add Port breakout Show Command (#859)
  > [sfpshow][mock_state_db] Tweak key names of some transceiver info fields (#958)
  > [show] Add missing verbose option to "show line" (#961)
  > [filter-fdb] Check VLAN Presence When Filter FDB (#957)
  > [master]fix sonic-net#4716 show ipv6 interfaces neighbor_ip is N/A issue (#948)
  > Fix for command. show interface transceiver eeprom -d Ethernet (#955)

Note: sonic-utilities update fixes sonic-net#4716

* src/sonic-snmpagent 89b7b2c...c702a57 (7):
  > Revert "[rfc1213] Interface MIB add l3 vlan interfaces & aggregate rif counters (#133)" (#151)
  > Update transceiver info DB key names (#146)
  > Fix LGTM reported alert of PR#141 (#142)
  > [Namespace] Fix interfaces counters in InterfacesMIB RFC 2863 (#141)
  > [Namespace]: Fix SNMP AgentX  socket connection timeout when using Namespace.get_all()  (#140)
  > [rfc1213] Interface MIB add l3 vlan interfaces & aggregate rif counters (#133)
  > Fix undefined variable and warning message (#134)

* src/sonic-py-swsssdk a83366e...2df4f40 (3):
  > Allowing TCP connections with namespace as well. (#81)
  > [port_util] add get_rif_port_map, get_vlan_interface_oid_map (#78)
  > Updates to the namespace API's for test_moduleLoad.py (#77)

Note that sonic-snmpagent submodule update is dependent upon sonic-py-swsssdk update, so updating both submodules in this PR.

Update the patform daemons with new commits 

commit e9628b6
    Merge pull request #64 from judyjoseph/multi_asic_ledd_xcvr
    * platform daemon (Xcvrd, Ledd) changes for multi asic platform
      * Updates in ledd daemon to use namespaces and get the namespace from selector object.
      * Updates to xcvrd daemon to use the asic_id in talking to the right DB.
      * Updated based on new sonic-py-common API's
      * Invoke initializeGlobalConfig() in the SfpUpdate/DomInfoUpdate processes as well.

commit 415b8c4
    [thermalctld] Optimize the thermal policy loop to make it execute every 60 seconds (#77)
    
commit 3d1f319
    Update FAN_INFO in psud to avoid inconsistant output of show platform psud and show platform fan (#81)