[submodule] Update sonic-sairedis submodule pointer (#6496)

[ci]: download artifacts from master branch (#768)
Do not create fabric port if mapping is not available (#769)
[syncd] Comparison logic log also current attr value on set operation (#763)
Add fabric port test to vslib (#737)
[ci]: use sonicbld pool (#766)
[tests] Remove exit command blocking all tests to run (#765)
[vslib]: adapt macsec sai 1.7.1 (#755)
Add support for SAI_SWITCH_ATTR_AVAILABLE_IPMC_ENTRY needed by CRM (#756)

Signed-off-by: Danny Allen <daall@microsoft.com>