libassuan: update to 2.5.7

mingw-w64-libassuan/PKGBUILD

@@ -3,7 +3,7 @@
 _realname=libassuan
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=2.5.6
+pkgver=2.5.7
 pkgrel=1
 pkgdesc="A IPC library used by some GnuPG related software (mingw-w64)"
 arch=('any')
@@ -20,12 +20,11 @@ source=("https://gnupg.org/ftp/gcrypt/${_realname}/${_realname}-${pkgver}.tar.bz
         0005-better-check-for-stpcpy.mingw.patch
         0006-fix-broken-version.patch)
 #These might be signed by any of these keys https://gnupg.org/signature_key.html
-validpgpkeys=('6DAA6E64A76D2840571B4902528897B826403ADA'
-              'D8692123C4065DEA5E0F3AB5249B39D24F25E3B6'
-              '46CC730865BB5C78EBABADCF04376F3EE0856959'
-              '031EC2536E580D8EA286A9F22071B08A33BD3F06'
-              'D238EA65D64C67ED4C3073F28A861B1C7EFD60D9')
-sha256sums=('e9fd27218d5394904e4e39788f9b1742711c3e6b41689a31aa3380bd5aa4f426'
+validpgpkeys=(
+  '6DAA6E64A76D2840571B4902528897B826403ADA' # Werner Koch (dist signing 2020)
+  'AC8E115BF73E2D8D47FA9908E98E9B2D19C6C8BD' # Niibe Yutaka (GnuPG Release Key)
+)
+sha256sums=('0103081ffc27838a2e50479153ca105e873d3d65d8a9593282e9c94c7e6afb76'
             'SKIP'
             '7aca3f3fd476ca9488c41a3c74c36f22f84957320066aa26dd47535ec2d65bce'
             'c61974720f41e982cadcfedbb3f9f77aa856bc5a59dcc3d76bbc30ff0d3b2c8a'