Include new manifest fields in the documentation

Signed-off-by: jorgee <[email protected]>

docs/config.md

@@ -1237,15 +1237,27 @@ The following settings are available:
 `manifest.description`
 : Free text describing the workflow project.
 
+`manifest.docsUrl`
+: Project documentation URL.
+
 `manifest.doi`
 : Project related publication DOI identifier.
 
 `manifest.homePage`
 : Project home page URL.
 
+`manifest.iconUrl`
+: Project related icon location (Relative path or URL).
+
+`manifest.license`
+: Workflow license.
+
 `manifest.mainScript`
 : Project main script (default: `main.nf`).
 
+`manifest.maintainer`
+: Project maintainer name (use a comma to separate multiple names).
+
 `manifest.name`
 : Project short name.
 
@@ -1262,6 +1274,9 @@ The following settings are available:
   manifest.nextflowVersion = '!>=1.2'       // with ! prefix, stop execution if current version does not match required version.
   ```
 
+`manifest.organisation`
+: Project organisation
+
 `manifest.recurseSubmodules`
 : Pull submodules recursively from the Git repository.