chore: update devin-desktop to v3.3.18

- Updated `pkgver` from 3.2.23 to 3.3.18 in PKGBUILD
- Updated `sha256sums` for the new release
- Added `.SRCINFO` file for AUR compatibility

PKGBUILD

@@ -1,7 +1,7 @@
 # Maintainer: Chris Watson <cawatson1993@gmail.com>
 
 pkgname=devin-desktop
-pkgver=3.2.23
+pkgver=3.3.18
 pkgrel=1
 pkgdesc='Devin - the AI software engineer IDE'
 arch=('x86_64')
@@ -33,7 +33,7 @@ source=(
     "devin-desktop-${pkgver}.deb::https://windsurf-stable.codeiumdata.com/wVxQEIWkwPUEAGf3/apt/pool/main/d/devin-desktop/Devin-linux-x64-${pkgver}.deb"
     'code.sh::https://gitlab.archlinux.org/archlinux/packaging/packages/code/-/raw/main/code.sh'
 )
-sha256sums=('b83f89c28f3a5657f58ff91e2c909bdabd25d803e09f678d2ff1e5d9b84f9b7f'
+sha256sums=('694ba5797d6ba5133ffbb73a244f47c020358b1fd66366da2dc08b116c609fdd'
             '5da1525b5fe804b9192c05e1cbf8d751d852e3717fb2787c7ffe98fd5d93e8c1')
 noextract=("devin-desktop-${pkgver}.deb")