[non-contributing] Add more guides

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Changes to connectors/salesforce/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/connector?id=salesforce&commit_id=e251a0dca6151d178cf028a61dbaed9881d4efbc; Changes to connectors/workato/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/connector?id=workato&commit_id=e251a0dca6151d178cf028a61dbaed9881d4efbc; Changes to plugins/concur-expense-report-lookup/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=concur-expense-report-lookup&commit_id=e251a0dca6151d178cf028a61dbaed9881d4efbc; Changes to plugins/coupa-purchase-request-approval-action/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=coupa-purchase-request-approval-action&commit_id=e251a0dca6151d178cf028a61dbaed9881d4efbc; Changes to plugins/jira-approvals/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=jira-approvals&commit_id=e251a0dca6151d178cf028a61dbaed9881d4efbc; Changes to plugins/sharepoint-filter-list/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=sharepoint-filter-list&commit_id=e251a0dca6151d178cf028a61dbaed9881d4efbc;

[github-actions[bot]]

Changes to connectors/salesforce/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/connector?id=salesforce&commit_id=970b2dc8da926fb72f1e8141b0408d80ffa51c3a; Changes to connectors/workato/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/connector?id=workato&commit_id=970b2dc8da926fb72f1e8141b0408d80ffa51c3a; Changes to plugins/concur-expense-report-lookup/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=concur-expense-report-lookup&commit_id=970b2dc8da926fb72f1e8141b0408d80ffa51c3a; Changes to plugins/coupa-purchase-request-approval-action/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=coupa-purchase-request-approval-action&commit_id=970b2dc8da926fb72f1e8141b0408d80ffa51c3a; Changes to plugins/jira-approvals/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=jira-approvals&commit_id=970b2dc8da926fb72f1e8141b0408d80ffa51c3a; Changes to plugins/sharepoint-filter-list/README.md can be viewed at https://developer.moveworks.com/creator-studio/resources/plugin?id=sharepoint-filter-list&commit_id=970b2dc8da926fb72f1e8141b0408d80ffa51c3a;