wpesrc: Switch URI handler to web+... protocols
The web://http:// URIs were not compliant with RFC 3986. Using web+http://
allows us to use the GstUri parser to pass down a valid URI to wpevideosrc
.
Corresponding change for the CEF source element: https://github.com/centricular/gstcefsrc/commit/8d499495dd79cc0bf9a38ae82b03e374d78f68ae