[Reclaim buffer][202106] Common infrastructure update for reclaiming buffer #9323
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Why I did it
This is to update the common sonic-buildimage infra for reclaiming buffer.
How I did it
zero_profiles.j2
tozero_profiles.json
for vendors that support reclaiming bufferThe zero profiles will be referenced in PR [Reclaim buffer][202106] Reclaim unused buffers by applying zero buffer profiles #9062 on Mellanox platforms and there will be test cases to verify the behavior there.
Rendering is done here for passing azure pipeline.
zero_profiles.json
when the dynamic buffer manager startsIt depends on PR sonic-net/sonic-swss#2038
How to verify it
Which release branch to backport (provide reason below if selected)
Description for the changelog
A picture of a cute animal (not mandatory but encouraged)