[O11y][Oracle] Migrate Tablespace dashboard visualizations to lens in kibana 8.6.0 (#5754)

* migrate tablespace dashboard visualizations to lens

* update changelog.yml

* update kibana version

* address review comments

Author: harnish-crest-data

packages/oracle/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "1.14.0"
+  changes:
+    - description: Migrate `Tablespace` dashboard visualizations to lens
+      type: enhancement
+      link: https://github.com/elastic/integrations/pull/5754
 - version: "1.13.0"
   changes:
     - description: Migrate `Memory` dashboard visualizations to lens