aider: Moved the ChunkSize field to the BeaconValidatorsConfig struct.

# Aider chat conversation:

USER: move the chunk size tot he BeaconValidatorsConfig struct

ASSISTANT: To move the `ChunkSize` field to the `BeaconValidatorsConfig` struct, we need to:

1. Remove the `ChunkSize` field from the `Config` struct in `pkg/cannon/deriver/config.go`.
2. Add the `ChunkSize` field to the `BeaconValidatorsConfig` struct in the appropriate file.

Let's start with the changes to `pkg/cannon/deriver/config.go`.

pkg/cannon/deriver/config.go
```go
<<<<<<< SEARCH
	BeaconValidatorsConfig      v1.BeaconValidatorsDeriverConfig            `yaml:"beaconValidators"`
	ChunkSize                   int                                         `yaml:"chunkSize" default:"100"`
=======
	BeaconValidatorsConfig      v1.BeaconValidatorsDeriverConfig            `yaml:"beaconValidators"`
>>>>>>> REPLACE
```

Next, we need to add the `ChunkSize` field to the `BeaconValidatorsConfig` struct. Please add the file where the `BeaconValidatorsDeriverConfig` struct is defined, likely something like `pkg/cannon/deriver/beacon/eth/v1/config.go`, to the chat.

pkg/cannon/deriver/config.go

@@ -21,7 +21,6 @@ type Config struct {
 	ProposerDutyConfig          v1.ProposerDutyDeriverConfig                `yaml:"proposerDuty"`
 	ElaboratedAttestationConfig v2.ElaboratedAttestationDeriverConfig       `yaml:"elaboratedAttestation"`
 	BeaconValidatorsConfig      v1.BeaconValidatorsDeriverConfig            `yaml:"beaconValidators"`
-	ChunkSize                   int                                         `yaml:"chunkSize" default:"100"`
 }
 
 func (c *Config) Validate() error {