fix java bump changelog in v1.18.0 docs (operator-framework#5614)

Signed-off-by: Jonathan Berkhahn <[email protected]>

website/content/en/docs/upgrading-sdk-version/v1.18.0.md

@@ -3,13 +3,24 @@ title: v1.18.0
 weight: 998982000
 ---
 
-## Header text for the migration section
+## Bumped java-operator-plugins to v0.2.0
 
-Body of the migration section. This should be formatted as markdown and can
-span multiple lines.
+Additions:
 
-Using the YAML string '|' operator means that newlines in this string will
-be honored and interpretted as newlines in the rendered markdown.
+    - chore: bump go 1.17, k8s 1.23, and kubebuilder 3.3
+    - chore(deps): update to Quarkus SDK extension 3.0.2 and Quarkus 2.6.3
+    - chore(deps): update to use Quarkus JOSDK extension 3.0.1
+    - Remove useless file
+    - chore: bump k8s 1.22.2 and kubebuilder 3.2
+    - exposed exnpoints for micrometer metrics
+    - modified the Quarkus operator SDK version and tutorial too
+    - chore: bump fabric8 5.8.0 & quarkus 2.4.0
+    - modified the doc file and removed file after generation
+    - release: fix release script to understand release branches
+
+Bug Fixes:
+
+    - Fix for wrongly generated file name
 
 _See [#5542](https://github.com/operator-framework/operator-sdk/pull/5542) for more details._