[COMMON] Update all ReadinessChecks

Use the new "service" feature of the readiness image to
resolve startup dependencies.

Issue-ID: OOM-3280

Change-Id: Ia331d51528676744e5e0479d1fd0ca02830c3499
Signed-off-by: Andreas Geissler <andreas-geissler@telekom.de>
diff --git a/kubernetes/dcaegen2-services/components/dcae-datafile-collector/values.yaml b/kubernetes/dcaegen2-services/components/dcae-datafile-collector/values.yaml
index fa26fb4..30da823 100644
--- a/kubernetes/dcaegen2-services/components/dcae-datafile-collector/values.yaml
+++ b/kubernetes/dcaegen2-services/components/dcae-datafile-collector/values.yaml
@@ -93,7 +93,7 @@
 # to be sure that we can provision the DR feed that's needed
 readinessCheck:
   wait_for:
-    containers:
+    services:
       - dmaap-dr-node
       - message-router