refactor: standardize organisation ID types to string

- Change getOrganisation, updateOrganisation, and deleteOrganisation ID types from 'string | number' to 'string'
- Organization IDs can contain alphanumeric characters, so string is more appropriate

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: talissoncosta

frontend/common/types/requests.ts

@@ -158,9 +158,9 @@ export type Req = {
     environments?: string
   }>
   getOrganisations: {}
-  getOrganisation: { id: string | number }
-  updateOrganisation: { id: string | number; body: UpdateOrganisationBody }
-  deleteOrganisation: { id: string | number }
+  getOrganisation: { id: string }
+  updateOrganisation: { id: string; body: UpdateOrganisationBody }
+  deleteOrganisation: { id: string }
   uploadOrganisationLicence: {
     id: number
     body: {