[k8s] Fix updowncounters to follow the non-pluralization rule

Signed-off-by: ChrsMark <[email protected]>

Author: ChrsMark

.chloggen/fix_k8s_updowncounters.yaml

@@ -0,0 +1,33 @@
+# Use this changelog template to create an entry for release notes.
+#
+# If your change doesn't affect end users you should instead start
+# your pull request title with [chore] or use the "Skip Changelog" label.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: breaking
+
+# The name of the area of concern in the attributes-registry, (e.g. http, cloud, db)
+component: k8s
+
+# A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: "Fix plural-named updowncounter k8s metrics; replace with singular + .count names."
+
+# Mandatory: One or more tracking issues related to the change. You can use the PR number here if no issue exists.
+# The values here must be integers.
+issues: [2301]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext: |
+  Renamed metrics:
+  - k8s.daemonset.current_scheduled_nodes -> k8s.daemonset.current_scheduled_node.count
+  - k8s.daemonset.desired_scheduled_nodes -> k8s.daemonset.desired_scheduled_node.count
+  - k8s.daemonset.misscheduled_nodes -> k8s.daemonset.misscheduled_node.count
+  - k8s.daemonset.ready_nodes -> k8s.daemonset.ready_node.count
+  - k8s.job.active_pods -> k8s.job.active_pod.count
+  - k8s.job.failed_pods -> k8s.job.failed_pod.count
+  - k8s.job.successful_pods -> k8s.job.successful_pod.count
+  - k8s.job.desired_successful_pods -> k8s.job.desired_successful_pod.count
+  - k8s.job.max_parallel_pods -> k8s.job.max_parallel_pod.count
+  - k8s.cronjob.active_jobs -> k8s.cronjob.active_job.count