Fixed changelog location of some items

CHANGELOG.md

@@ -111,15 +111,19 @@ If you were at `firehose-core` version `1.0.0` and are bumping to `1.1.0`, you s
 
 * Fixed `tools check merged-blocks` to be able to run without a block range provided.
 
-* Added API Key authentication to `client.NewFirehoseFetchClient` and `client.NewFirehoseClient`.
-
-  > [!NOTE]
-  > If you were using `github.com/streamingfast/firehose-core/firehose/client.NewFirehoseFetchClient` or `github.com/streamingfast/firehose-core/firehose/client.NewFirehoseStreamClient`, this will be a minor breaking change, refer to [upgrade notes](./UPDATE.md#v125) for details if it affects you.
+* Added API Key based authentication to `tools firehose-client` and `tools firehose-single-block-client`, specify the value through environment variable `FIREHOSE_API_KEY` (you can use flag `--api-key-env-var` to change variable's name to something else than `FIREHOSE_API_KEY`).
 
 * Fixed `tools check merged-blocks` examples using block range (range should be specified as `[<start>]?:[<end>]`).
 
 * Added `--substreams-tier2-max-concurrent-requests` to limit the number of concurrent requests to the tier2 Substreams service.
 
+### Library `firehose-core`
+
+* Added API Key authentication to `client.NewFirehoseFetchClient` and `client.NewFirehoseClient`.
+
+  > [!NOTE]
+  > If you were using `github.com/streamingfast/firehose-core/firehose/client.NewFirehoseFetchClient` or `github.com/streamingfast/firehose-core/firehose/client.NewFirehoseStreamClient`, this will be a minor breaking change, refer to [upgrade notes](./UPDATE.md#v125) for details if it affects you.
+
 ## v1.2.4
 
 ### Substreams improvements