Opentelemetry dma reads#14

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smaczliwka wants to merge 3 commits intozpp-2021-telemetry:scylla-3.xfrom

wprzytula:opentelemetry-dma-reads

Commits on May 6, 2022

add number of cache reads received in custom payload to the trace
Karolina
committed
parse DMA reads counter and add it to the trace
Karolina
committed
parse counter of bytes read in DMA reads and add it to the trace
Karolina
committed