CHANGELOG.md: add CSV alm-examples update (#1285)

Author: estroz

CHANGELOG.md

@@ -10,6 +10,7 @@
   - **WARNING**: Users with active CRs and releases who are upgrading their helm-based operator should not skip this version. Future versions will not seamlessly transition release state to the persistent backend, and will instead uninstall and reinstall all managed releases.
 - Change `namespace-manifest` flag in scorecard subcommand to `namespaced-manifest` to match other subcommands
 - Subcommands of [`operator-sdk generate`](https://github.com/operator-framework/operator-sdk/blob/master/doc/sdk-cli-reference.md#generate) are now verbose by default. ([#1271](https://github.com/operator-framework/operator-sdk/pull/1271))
+- [`operator-sdk olm-catalog gen-csv`](https://github.com/operator-framework/operator-sdk/blob/master/doc/sdk-cli-reference.md#gen-csv) parses Custom Resource manifests from `deploy/crds` or a custom path specified in `csv-config.yaml`, encodes them in a JSON array, and sets the CSV's [`metadata.annotations.alm-examples`](https://github.com/operator-framework/operator-lifecycle-manager/blob/master/Documentation/design/building-your-csv.md#crd-templates) field to that JSON. ([#1116](https://github.com/operator-framework/operator-sdk/pull/1116))
 
 ### Deprecated