feat(materials): Add config options for VariableSelector and JsonSchemaEditor

[jzwnju]

Add a config property to the VariableSelector and JsonSchemaEditor components, supporting custom placeholders, description titles, description placeholders, and add button text. This enhances the flexibility and configurability of the components, allowing them to better adapt to different use cases.

usage

1.JsonSchemaEditor

apps/demo-free-layout/src/nodes/start/form-meta.tsx

效果

2.VariableSelector

apps/demo-free-layout/src/form-components/fx-expression/index.tsx

效果

[CLAassistant]

All committers have signed the CLA.

[sanmaopep]

LGTM 👍