Added v10.4 changelog and updated branch (#16)

Author: dnzbk

.github/workflows/tasks.yml

@@ -3,12 +3,12 @@ name: extension tasks
 on:
   push:
     branches:
-    - main
+    - master
     tags:
     - "v*"
   pull_request:
     branches:
-    - main
+    - master
 
 jobs:
   manifest:

ChangeLog.txt

@@ -1,3 +1,7 @@
+videosort-10.4:
+  - added Channel 5 support
+  - fix: dated episode is identified as series
+
 videosort-10.3:
   - fixed a UnicodeEncodeError exception that occurs when using special characters in names;
   - updated guessit to 3.8.0;