Adapt OWNER_ALIASES for SKE

Author: timebertt

OWNERS_ALIASES

@@ -1,79 +1,17 @@
-# See the OWNERS docs at https://docs.prow.k8s.io/docs/components/plugins/approve/approvers/#overview and Gardener community roles at https://github.com/gardener/documentation/blob/master/website/documentation/contribute/code/roles/_index.md
+# See the OWNERS docs at https://go.k8s.io/owners
 
 aliases:
-  gardener-reviewers-auditlog: # This group is primarily responsible for the auditlog component.
-  - dimityrmirchev
-  - vpnachev
-  gardener-reviewers-autoscaling-cluster: # This group is primarily responsible for autoscaling topics.
-  - aaronfern
-  - elankath
-  gardener-reviewers-autoscaling-pod: # This group is primarily responsible for autoscaling topics.
-  - ialidzhikov
-  - plkokanov
-  - vitanovs
-  gardener-reviewers-control-plane-migration: # This group is primarily responsible for control plane migration.
-  - ary1992
-  - plkokanov
-  - shafeeqes
-  gardener-reviewers-core: # This group is interdisciplinary might review PRs touching multiple components and adjacent areas.
-  - acumino
-  - ary1992
-  - dimitar-kostadinov
-  - ialidzhikov
-  - Kostov6
-  - LucaBernstein
-  - marc1404
-  - oliver-goetz
-  - plkokanov
-  - RadaBDimitrova
-  - rfranzke
-  - ScheererJ
-  - shafeeqes
+  gardener-reviewers:
+  - cerealsnow
+  - hammadzf
+  - jamand
+  - maboehm
+  - robinschneider
   - timebertt
-  - timuthy
-  - tobschli
-  - vitanovs
-  gardener-reviewers-etcd: # This group is primarily responsible for the etcd component.
-  - ishan16696
-  - shreyas-s-rao
-  - unmarshall
-  gardener-reviewers-logging: # This group is primarily responsible for logging topics.
-  - nickytd
-  - rrhubenov
-  gardener-reviewers-machine-controller-manager: # This group is primarily responsible for the machine-controller-manager component.
-  - aaronfern
-  - elankath
-  - unmarshall
-  gardener-reviewers-monitoring: # This group is primarily responsible for monitoring topics.
-  - chrkl
-  - istvanballok
-  - rickardsjp
-  - vicwicker
-  gardener-reviewers-networking: # This group is primarily responsible for networking topics.
-  - axel7born
-  - docktofuture
-  - domdom82
-  - ScheererJ
-  gardener-reviewers-security: # This group is primarily responsible for security topics.
-  - AleksandarSavchev
-  - dimityrmirchev
-  - theoddora
-  - vpnachev
-  gardener-reviewers-ui: # This group is primarily responsible for the Gardener Dashboard and related UI components.
-  - grolu
-  - petersutter
-  gardener-approvers: # This group has the authority to review and approve changes across various components and areas.
-  - acumino
-  - ary1992
-  - ialidzhikov
-  - Kostov6
-  - LucaBernstein
-  - marc1404
-  - oliver-goetz
-  - plkokanov
-  - rfranzke
-  - ScheererJ
-  - shafeeqes
+  gardener-approvers:
+  - cerealsnow
+  - hammadzf
+  - jamand
+  - maboehm
+  - robinschneider
   - timebertt
-  - timuthy
-  - tobschli