tests: fixed multiple ovn-ic unit tests #2075

Job	Run time
osx clang --disable-ssl	5m 23s
linux gcc --disable-ssl	4m 16s
linux clang --disable-ssl	3m 19s
linux gcc test -500	30m 3s
linux gcc test 501-1000	15m 1s
linux gcc test 1001-	10m 43s
linux clang test sanitizers -300	18m 54s
linux clang test sanitizers 301-600	24m 25s
linux clang test sanitizers 601-900	14m 48s
linux clang test sanitizers 901-1200	14m 32s
linux clang test sanitizers 1201-	9m 38s
linux gcc test -ljemalloc -500	26m 6s
linux gcc test -ljemalloc 501-1000	13m 16s
linux gcc test -ljemalloc 1001-	8m 38s
linux clang test -ljemalloc -500	23m 57s
linux clang test -ljemalloc 501-1000	12m 14s
linux clang test -ljemalloc 1001-	11m 31s
linux gcc system-test -100	15m 56s
linux gcc system-test 101-200	20m 35s
linux gcc system-test 201-	19m 30s
linux clang system-test sanitizers -100	18m 4s
linux clang system-test sanitizers 101-200	22m 54s
linux clang system-test sanitizers 201-	20m 34s
linux gcc m32 --disable-ssl	4m 36s
	6h 8m 53s

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