fixed name for committer and loadgen images #29

Job	Run time
Build and test all-in-one test image (container)	35m 7s
Core DB Tests (yugabyte)	2m 53s
Unit Test (non DB)	4m 22s
Lint and Build	1m 2s
Requires and Core DB Tests (postgres)	2m 34s
Integration DB Resiliency (container)	4m 32s
Integration Tests (yugabyte)	6m 12s
Fuzz Test (non DB)	6m 26s
	1h 3m 8s

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