[CHANGELOG] clarify breaking changes (#8052)

* clarify breaking changes in changelog

Signed-off-by: Sally MacFarlane <[email protected]>

---------

Signed-off-by: Sally MacFarlane <[email protected]>

Author: macfarla

CHANGELOG.md

@@ -6,10 +6,8 @@
 - `--host-whitelist` has been deprecated since 2020 and this option is removed. Use the equivalent `--host-allowlist` instead. 
 
 ### Upcoming Breaking Changes
-- Plugin API will be deprecating the BesuContext interface to be replaced with the ServiceManager interface.
 - `MetricSystem::createLabelledGauge` is deprecated and will be removed in a future release, replace it with `MetricSystem::createLabelledSuppliedGauge`
-- k8s (KUBERNETES) Nat method is now deprecated and will be removed in a future release
-- `--host-whitelist` has been deprecated in favor of `--host-allowlist` since 2020 and will be removed in a future release
+- k8s (KUBERNETES) Nat method is now deprecated and will be removed in a future release. Use docker or none instead.
 - Sunsetting features - for more context on the reasoning behind the deprecation of these features, including alternative options, read [this blog post](https://www.lfdecentralizedtrust.org/blog/sunsetting-tessera-and-simplifying-hyperledger-besu)
   - Tessera privacy
   - Smart-contract-based (onchain) permissioning

evm/src/main/java/org/hyperledger/besu/evm/gascalculator/GasCalculator.java

@@ -673,8 +673,8 @@ default long delegateCodeGasCost(final int delegateCodeListLength) {
   }
 
   /**
-   * Calculates the refund for proessing the 7702 code delegation list if an delegater account
-   * already exist in the trie.
+   * Calculates the refund for processing the 7702 code delegation list if a delegator account
+   * already exists in the trie.
    *
    * @param alreadyExistingAccountSize The number of accounts already in the trie
    * @return the gas refund