Suppress XML error during conversion attempt (#1909)
Suppress XML error during conversion attempt (#1909)

Using LIBXML_NOERROR. Seems to be necessary for newer PHP versions
because the at sign does not suppress warnings. In a FreshRSS-specific
SimplePie section.

Warning: DOMDocument::loadXML(): Namespace prefix media on content is
not defined in Entity, line: 42 in
/..../FreshRSS/lib/SimplePie/SimplePie/Parser.php on line 144
aledeg/FreshRSS,aledeg/FreshRSS,FreshRSS/FreshRSS,Alkarex/FreshRSS,marienfressinaud/FreshRSS,marienfressinaud/FreshRSS,romibi/FreshRSS,marienfressinaud/FreshRSS,Alkarex/FreshRSS,romibi/FreshRSS,aledeg/FreshRSS,Alkarex/FreshRSS,romibi/FreshRSS,FreshRSS/FreshRSS,romibi/FreshRSS,aledeg/FreshRSS,FreshRSS/FreshRSS,FreshRSS/FreshRSS,marienfressinaud/FreshRSS,Alkarex/FreshRSS