Update to work with newer TypeORM version

[cwqt]

Have a dependency tree issue with typeorm@"^0.3.0-alpha.24

npm WARN using --force Recommended protections disabled.
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR! 
npm ERR! Found: typeorm@0.3.0-rc.21
npm ERR! node_modules/typeorm
npm ERR!   typeorm@"^0.3.0-alpha.24" from the root project
npm ERR! 
npm ERR! Could not resolve dependency:
npm ERR! peer typeorm@"^0.2.29" from typeorm-polymorphic@0.0.10
npm ERR! node_modules/typeorm-polymorphic
npm ERR!   typeorm-polymorphic@"^0.0.10" from the root project

[erishiraj]

Is there any update on it @cwqt @bashleigh