Fix the dependency errors

[BarzinDevelops]

When running: " npm run develop " allot of warnings/errors etc come up as shown here:

praneeth-rdy.github.io@1.0.0 develop
gatsby develop

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ERROR

(node:14592) [DEP0128] DeprecationWarning: Invalid 'main' field in 'C:\Github\praneeth-rdy.github.io\node_modules@gatsbyjs\relay-compiler\package.json' of 'RelayCompilerPublic'. Please either fix that
or report it to the module author
(Use node --trace-deprecation ... to show where the warning was created)

success open and validate gatsby-configs - 0.144s
warn Plugin gatsby-remark-images is not compatible with your gatsby version 2.11.1 - It requires gatsby@^4.0.0-next
warn Plugin gatsby-transformer-remark is not compatible with your gatsby version 2.11.1 - It requires gatsby@^3.0.0-next.0
warn Plugin gatsby-transformer-sharp is not compatible with your gatsby version 2.11.1 - It requires gatsby@^4.0.0-next
warn Plugin gatsby-plugin-sharp is not compatible with your gatsby version 2.11.1 - It requires gatsby@^4.0.0-next
warn Plugin gatsby-plugin-manifest is not compatible with your gatsby version 2.11.1 - It requires gatsby@^4.0.0-next

ERROR

UNHANDLED REJECTION Unable to find plugin "gatsby-plugin-image". Perhaps you need to install its package?

Error: Unable to find plugin "gatsby-plugin-image". Perhaps you need to install its package?

• load.js:105 resolvePlugin
  [praneeth-rdy.github.io]/[gatsby]/src/bootstrap/load-plugins/load.js:105:11

• load.js:120 processPlugin
  [praneeth-rdy.github.io]/[gatsby]/src/bootstrap/load-plugins/load.js:120:20

• load.js:181 forEach
  [praneeth-rdy.github.io]/[gatsby]/src/bootstrap/load-plugins/load.js:181:20

• Array.forEach

• load.js:180 loadPlugins
  [praneeth-rdy.github.io]/[gatsby]/src/bootstrap/load-plugins/load.js:180:20

• index.js:42 loadPlugins

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This makes it impossible to test different changes.

[praneeth-rdy]

I've just found that the project isn't working with npm. I've been using yarn till now to manage the packages because of which I'm not getting dependency errors. I'll resolve this as soon as possible. Thanks for the issue.