[receiver/mysql] feat: add table size metrics (#32680) #1331

Job	Run time
arm-unittest-matrix (receiver-0)	8m 30s
arm-unittest-matrix (receiver-1)	10m 29s
arm-unittest-matrix (receiver-2)	16m 4s
arm-unittest-matrix (receiver-3)	17m 57s
arm-unittest-matrix (processor-0)	6m 49s
arm-unittest-matrix (processor-1)	6m 32s
arm-unittest-matrix (exporter-0)	9m 21s
arm-unittest-matrix (exporter-1)	18m 13s
arm-unittest-matrix (exporter-2)	14m 40s
arm-unittest-matrix (exporter-3)	12m 14s
arm-unittest-matrix (extension)	12m 1s
arm-unittest-matrix (connector)	7m 47s
arm-unittest-matrix (internal)	12m 12s
arm-unittest-matrix (pkg)	9m 5s
arm-unittest-matrix (cmd-0)	18m 20s
arm-unittest-matrix (cmd-1)	7m 21s
arm-unittest-matrix (other)	23m 6s
arm-unittest	0s
	3h 30m 41s

Provide feedback