feat: Convert project_config_schema and json_schema_validator modules to TS#524

yavorona merged 3 commits intomcarroll/optimizely-sdk-typescriptoptimizely/javascript-sdk:mcarroll/optimizely-sdk-typescriptfrom

pnguen/json-schema-validator-to-tsoptimizely/javascript-sdk:pnguen/json-schema-validator-to-tsCopy head branch name to clipboard