temporarily pin qemu action image (#351) #59

Job	Run time
Build and push base pyrust	59s
Build and push base pyrust	27s
Build and push base pyrust	27s
Build and push base pyrust	27s
Build and push base pyrust	5m 8s
Build and push base pyrust	5m 8s
Build and push base pyrust	5m 8s
Build and push base pyrust	5m 8s
Build and push base postgres image	2m 46s
Build and push base postgres image	2m 46s
Build and push base postgres image	2m 46s
Build and push base postgres image	2m 46s
Build and push base postgres with pgstac installed	2m 45s
Build and push base postgres with pgstac installed	2m 45s
Build and push base postgres with pgstac installed	2m 45s
Build and push base postgres with pgstac installed	2m 45s
Release	16s
Release	16s
Release	17s
Release	27s
tag	5s
tag	5s
tag	5s
tag	5s
	46m 32s

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