[server] Run GC every 5 minutes, dedelete content of up to 100 chunks

Author: easyCZ

install/installer/cmd/testdata/render/aws-setup/output.golden

@@ -196,12 +196,12 @@ func configmap(ctx *common.RenderContext) ([]runtime.Object, error) {
 		GitHubApp:            githubApp,
 		WorkspaceGarbageCollection: WorkspaceGarbageCollection{
 			Disabled:                   disableWsGarbageCollection,
-			IntervalSeconds:            1800,
+			IntervalSeconds:            5 * 60,
 			MinAgeDays:                 14,
 			MinAgePrebuildDays:         7,
 			ChunkLimit:                 1000,
 			ContentRetentionPeriodDays: 21,
-			ContentChunkLimit:          1000,
+			ContentChunkLimit:          100,
 			PurgeRetentionPeriodDays:   365,
 			PurgeChunkLimit:            5000,
 		},