testing/greetd: remove extra auth modules from greetd.pam

auth pam_nologin.so is already defined in system-login that is
included from system-local-login.

auth pam_securetty.so is currently not used in Alpine; it would be
added to system-local-login if desirable.

testing/greetd/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Sean McAvoy <seanmcavoy@gmail.com>
 pkgname=greetd
 pkgver=0.8.0
-pkgrel=0
+pkgrel=1
 pkgdesc="Minimal and flexible login manager daemon"
 url="https://git.sr.ht/~kennylevinsen/greetd"
 arch="all !mips64 !s390x !riscv64"  # limited by cargo/rust
@@ -61,7 +61,7 @@ agreety() {
 
 sha512sums="
 40f007e38ca41faac97b3faba60e49d524c9e3afb4b594fcbc04a129701fa6177a915b2998e61f0ca615f4c8bd3078ef9fbd562c8fb72298f5605efd75a3f370  greetd-0.8.0.tar.gz
-7e52d2404f9ae393721a471b7b113effa969404253f730c1360001923742a1b84e131db33d988399dae93a788db33dc1bb40e22272cd6a31c0e94cfceb47ed8a  greetd.pam
+0f786b639223bf52445b7248756bc2e83a450a81e0750f853b70095a0438edb0c40ecc50df42cdb82838a068202787d5286ca5ebc363e6e1c4e969f122df5dfa  greetd.pam
 b3a035901fa2ec5a1652e9c9660d204f074b68311508464976cdf70925f2614c8eb0866563f2b09257bd5b79cb149e12abe723abce4911ce6668d4f1bc4582ba  greetd.initd
 f6c5d5755fb8cca3d45d6879557fb7fc85c40879bc570e6c9aac462ce9133a2fa0a03cbac1e598f8162a9136d3e6020cea808e16e1797f4d37d4cf7dfc94c11c  greetd.confd
 90a8b0e836fa29dd143ba08b0f9824403acddda2c964217e999aef2272ad7acda2da2b914ee35db7a365423cc0fccfb61521df7b6519fa9e5b6356ff1ae8b801  001-change-greetd-runas.patch

testing/greetd/greetd.pam

 #%PAM-1.0
 
-auth       required     pam_securetty.so
-auth       requisite    pam_nologin.so
 auth       include      system-local-login
 account    include      system-local-login
 session    include      system-local-login