fix typos

parsers/src/jingle_thumbnails.rs

@@ -33,7 +33,7 @@ pub struct Thumbnail {
 
 #[cfg(test)]
 mod tests {
-    use crate::jingle_thumnails::Thumbnail;
+    use crate::jingle_thumbnails::Thumbnail;
     use minidom::Element;
 
     #[test]

parsers/src/lib.rs

@@ -196,7 +196,7 @@ pub mod jingle_s5b;
 pub mod jingle_ibb;
 
 /// XEP-0264: Jingle Content Thumbnails
-pub mod jingle_thumnails;
+pub mod jingle_thumbnails;
 
 /// XEP-0280: Message Carbons
 pub mod carbons;