Fix hipExtModuleLaunchKernel function #19486

Job	Run time
cancel	4s
licensing	2m 8s
Check if image exists in registry	6s
pyflakes	2m 22s
linux (ubuntu-20.04, debug)	24m 27s
linux (ubuntu-20.04, release)	2m 59s
linux (ubuntu-20.04, codecov)	5m 32s
linux-fpga (ubuntu-20.04, debug)	24m 58s
Build image	0s
Build SLES image	0s
cppcheck	44m 48s
tidy	3m 55s
format	4m 11s
sles	2m 40s
	1h 58m 10s

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