[cleanup] Misc (#5044)

Authored by: gamer191, pukkandan

.gitignore

@@ -33,13 +33,14 @@ cookies
 *.jpeg
 *.jpg
 *.m4a
-*.mpga
 *.m4v
 *.mhtml
 *.mkv
 *.mov
 *.mp3
 *.mp4
+*.mpga
+*.oga
 *.ogg
 *.opus
 *.png
@@ -47,6 +48,7 @@ cookies
 *.srt
 *.swf
 *.swp
+*.tt
 *.ttml
 *.url
 *.vtt
@@ -85,6 +87,7 @@ updates_key.pem
 .tox
 *.class
 *.isorted
+*.stackdump
 
 # Generated
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