fix(matrix): Fix resources for postgres

During the import of the database PostgreSQL died due to an OOM error.
This patch should bump the resources to the expected needs which
hopefully works out as expected.

apps/base/matrix/database.yaml

@@ -21,3 +21,10 @@ spec:
       encoding: "UTF8"
       locale: "C"
       data-checksums: "true"
+  resources:
+    requests:
+      cpu: 200m
+      memory: 512Mi
+    limits:
+      cpu: "1"
+      memory: 2048Mi