feat: Create WPP.conn.setLimit function

[vphelipe]

/**

• Change limits
• @example
• //Change the maximum size (bytes) for uploading media (max 70MB)
• WPP.conn.setLimit('maxMediaSize',16777216);
• //Change the maximum size (bytes) for uploading files (max 1GB)
• WPP.conn.setLimit('maxFileSize',104857600);
• //Change the maximum number of contacts that can be selected when sharing (Default 5)
• WPP.conn.setLimit('maxShare',100);
• //Change the maximum time (seconds) of a video status
• WPP.conn.setLimit('statusVideoMaxDuration',120);
• //Remove pinned conversation limit (only whatsapp web) (Default 3)
• WPP.conn.setLimit('unlimitedPin',true);

*/