Paste wasn't working in Firefox or other browsers not supporting
navigator.clipboard.readText because xterm.js would process the keystroke, send
it over to the shell and prevent the default (paste) from occurring. This change
Forces ctrl+v to be ignored by xterm.js' keyboard event processing for such
browsers, the keybinding won't be customizable but this seems to be the only way.

fixes #109057

Fixes #110321

Add support for word wrap in diff editor

word based completion includes words from other files of same language

Fixes #110265

add IExtUri#ignorePathCasing, use forUris2 in decorations service, https://github.com/microsoft/vscode/issues/110241

Fixes #110284

add TernarySearchTree#forUri2 which allow correct path casing handling, https://github.com/microsoft/vscode/issues/110241

When entering a commit message we don't need to render
whitespace, so let's disable the corresponding option in the
editorOptions hash.

Fixes: #107689