chore(grafana): update versioning to use latest releases

Update the versioning in grafana.yaml files to reference 
the latest Helm release versions and agent image updates for 
better maintainability and accuracy in version tracking.

updatecli/updatecli.d/grafana.yaml

@@ -20,7 +20,7 @@ sources:
 
 targets:
   grafana_chart:
-    name: bump chart version
+    name: bump chart version to {{ source "lastGrafanaHelmRelease" }}
     kind: yaml
     scmid: github
     sourceid: lastGrafanaHelmRelease
@@ -31,7 +31,7 @@ targets:
     - addprefix: "'"
     - addsuffix: "'"
   ksm_chart:
-    name: bump chart version
+    name: bump chart version to {{ source "lastKSMHelmRelease" }}
     kind: yaml
     scmid: github
     sourceid: lastKSMHelmRelease
@@ -42,7 +42,7 @@ targets:
     - addprefix: "'"
     - addsuffix: "'"
   agent_image:
-    name: Bump Agent image version
+    name: bump Agent image version to {{ source "lastAgentRelease" }}
     kind: hcl
     scmid: github
     sourceid: lastAgentRelease
@@ -52,15 +52,15 @@ targets:
     transformers:
     - trimprefix: "v"
   operator_image:
-    name: Bump Operator image version
+    name: bump Operator image version to {{ source "lastAgentRelease" }}
     kind: yaml
     scmid: github
     sourceid: lastAgentRelease
     spec:
       file: 'grafana/operator-values.yaml'
       key: '$.image.tag'
   module_version:
-    name: Bump Operator module version
+    name: bump Operator module version to {{ source "lastAgentRelease" }}
     kind: hcl
     scmid: github
     sourceid: lastAgentRelease
@@ -114,4 +114,4 @@ actions:
       draft: false
       labels:
       - "dependencies"
-      title: "chore(deps): update Grafana Agent Operator version"
+      title: 'chore(deps): update Grafana Agent Operator version to {{ source "lastAgentRelease" }}'