chore(deps): update docker/build-push-action digest to ca877d9 #348

Job	Run time
batch	2s
fmt	5s
validate-modules (examples/aws/containers)	13s
validate-modules (examples/aws/cost-control)	16s
validate-modules (examples/aws/data-storage)	16s
validate-modules (examples/aws/identity)	36s
validate-modules (examples/aws/networking)	12s
validate-modules (modules/aws/communication)	11s
validate-modules (modules/aws/containers)	17s
validate-modules (modules/aws/cost-control)	13s
validate-modules (modules/aws/data-storage)	48s
validate-modules (modules/aws/identity)	34s
validate-modules (modules/aws/misc)	12s
validate-modules (modules/aws/networking)	1m 7s
validate-modules (modules/aws/security)	55s
	5m 57s

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