[Kubernetes][Dashboards] Fix proxy, controller manager and scheduler …

…incorrect visualizations and add use of last value (#6196)

* Fix dashboards.

Signed-off-by: constanca-m <constanca.manteigas@elastic.co>

* Fix dashboards.

Signed-off-by: constanca-m <constanca.manteigas@elastic.co>

* Update changelog.

Signed-off-by: constanca-m <constanca.manteigas@elastic.co>

* Update formula.

Signed-off-by: constanca-m <constanca.manteigas@elastic.co>

* Update formula.

Signed-off-by: constanca-m <constanca.manteigas@elastic.co>

---------

Signed-off-by: constanca-m <constanca.manteigas@elastic.co>
Co-authored-by: Tetiana Kravchenko <tetiana.kravchenko@elastic.co>

packages/kubernetes/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "1.38.1"
+  changes:
+    - description: Switch max to last value on counter formulas and add missing sort field to proxy, controller manager and scheduler dashboard.
+      type: enhancement
+      link: https://github.com/elastic/integrations/pull/6196
 - version: "1.38.0"
   changes:
     - description: Fix Pod dashboard and remove some visualisations from Api Server dashboard to support TSDB migration