Drop options=(debug)/options=('debug') from trunk

devtools 20230105-1 enables the debug option by default.

A follow-up commit will remove debug from alongside other options.

PKGBUILD

@@ -21,7 +21,6 @@ optdepends=(
   'squashfs-tools: for creating and inspecting bundles'
   'uboot-tools: for u-boot support'
 )
-options=(debug)
 source=(https://github.com/rauc/rauc/releases/download/v$pkgver/$pkgname-$pkgver.tar.xz{,.asc})
 sha512sums=('126601a567d185ac22b7f58cbfff2a8c42d0d80badc939ef48ea988f1897f2957ec83b3611d80d8f34d39050cc5e205e15041b09d474bfa9a075ff04ee461374'
             'SKIP')