Add MariaDB to E2E (#10724) #40

Job	Run time
build / Build	6m 55s
Docker Tests (basics)	58s
E2E Tests (startup)	8m 58s
Docker Tests (bootstraptoken)	44s
E2E Tests (s3)	8m 59s
Docker Tests (cacerts)	55s
Docker Tests (compat)	2m 26s
E2E Tests (btrfs)	3m 50s
Docker Tests (lazypull)	49s
E2E Tests (externalip)	6m 12s
Docker Tests (upgrade)	2m 32s
E2E Tests (privateregistry)	6m 34s
E2E Tests (embeddedmirror)	6m 20s
E2E Tests (wasm)	5m 30s
	1h 1m 42s

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