edited tokenformat, updated apiUrl, updated appdata with companyId

[Nightfox77]

Title

User cannot add listing - if you visit the site as a company #1070
[https://github.com//issues/1070]

Describe your changes:

• updated the tokenformat
• updated apiUrl for creating a listing
• changed appData - company from companyName to comapnyId

Type of changes:

• in getToken.js i removed the extra quotes around the token so that the API can accept the token when submitted
• in create.js i imported the headers function from header.js and incorperated it in the api call
• i also edited the Url used for the api call
• in createListing.js i changes appData company: from companyName to companyId as shown in the api documentation

Checklist before requesting a review

• I created a new branch before starting with this ticket?
• I commented the issue after finish in the Frontend Team Board?
• I moved the card to Quality Assurance after finish?

Feedback

• Yes, I want feedback.

[Nightfox77]

@johnsulf
Can you check my PR