configs: add image description to each defconfig #79

Job	Run time
container (system) / push	40s
container (httpd) / build (amd64)	4m 8s
container (ntpd) / build (arm64)	5m 23s
container (httpd) / build (arm64)	3m 50s
container (nftables) / build (arm64)	4m 22s
container (nftables) / build (amd64)	4m 28s
container (system) / build (arm64)	1s
container (system) / build (amd64)	11m 43s
container (neofetch) / build (arm64)	7m 19s
container (ntpd) / build (amd64)	4m 49s
container (neofetch) / build (amd64)	7m 12s
container (httpd) / push	22s
container (nftables) / push	17s
container (ntpd) / push	30s
container (neofetch) / push	31s
	55m 35s

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