Update Scintilla to version 3.5.3
treea6ac40a716d8c24d625381806d32d0c28d726fcd
-rw-r--r-- 429 .gitignore
-rw-r--r-- 775 .gitmodules
-rw-r--r-- 224 .mailmap
-rw-r--r-- 256 .tgitconfig
drwxr-xr-x - Languages
-rw-r--r-- 2412 build.txt
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - ext
-rw-r--r-- 952 release.txt
drwxr-xr-x - src
drwxr-xr-x - test