enketo: relax Content-Security-Policy for inline style attributes (#771)

files/nginx/odk.conf.template

@@ -36,7 +36,7 @@ server {
 
     # More lax CSP for enketo-express:
     # Google Maps API: https://developers.google.com/maps/documentation/javascript/content-security-policy
-    add_header Content-Security-Policy-Report-Only "default-src 'none'; connect-src 'self' blob: https://maps.googleapis.com/maps/ https://maps.google.com/ https://maps.gstatic.com/mapfiles/ https://fonts.gstatic.com/ https://fonts.googleapis.com/; font-src 'self' https://fonts.gstatic.com/; frame-src 'none'; img-src data: blob: jr: 'self' https://maps.google.com/maps/ https://maps.gstatic.com/mapfiles/ https://maps.googleapis.com/maps/; manifest-src 'none'; media-src blob: jr: 'self'; object-src 'none'; script-src 'unsafe-inline' 'self' https://maps.googleapis.com/maps/api/js/ https://maps.google.com/maps/ https://maps.google.com/maps-api-v3/api/js/; style-src 'unsafe-inline' 'self' https://fonts.googleapis.com/css; style-src-attr 'none'; report-uri /csp-report";
+    add_header Content-Security-Policy-Report-Only "default-src 'none'; connect-src 'self' blob: https://maps.googleapis.com/maps/ https://maps.google.com/ https://maps.gstatic.com/mapfiles/ https://fonts.gstatic.com/ https://fonts.googleapis.com/; font-src 'self' https://fonts.gstatic.com/; frame-src 'none'; img-src data: blob: jr: 'self' https://maps.google.com/maps/ https://maps.gstatic.com/mapfiles/ https://maps.googleapis.com/maps/; manifest-src 'none'; media-src blob: jr: 'self'; object-src 'none'; script-src 'unsafe-inline' 'self' https://maps.googleapis.com/maps/api/js/ https://maps.google.com/maps/ https://maps.google.com/maps-api-v3/api/js/; style-src 'unsafe-inline' 'self' https://fonts.googleapis.com/css; style-src-attr 'unsafe-inline'; report-uri /csp-report";
     #
     # Rules set to 'none' here would fallback to default-src if excluded.
     # They are included here to ease interpretation of violation reports.