fix(monitoring): Increase x509 exporter CPU limits

infrastructure/monitoring/x509-exporter.yaml

@@ -24,6 +24,10 @@ spec:
       version: 1.20.0
   interval: 5m
   values:
+    secretsExporter:
+      resources:
+        limits:
+          cpu: 500m
     hostPathsExporter:
       podAnnotations:
         prometheus.io/port: "9793"