app-admin/sudo: Apply Flatcar patches

- Remove Perl Runtime Dependency
- Remove OpenLDAP schema files for sudo
- Remove sudo.conf file as it is shipped via baselayout

Signed-off-by: Sayan Chowdhury <schowdhury@microsoft.com>

sdk_container/src/third_party/coreos-overlay/app-admin/sudo/README.md

@@ -0,0 +1,8 @@
+## Flatcar changes
+- Remove Perl Runtime Dependency
+- Remove OpenLDAP schema files for sudo
+```
+insinto /etc/openldap/schema
+newins doc/schema.OpenLDAP sudo.schema
+```
+- Remove sudo.conf file as it is shipped via baselayout

sdk_container/src/third_party/coreos-overlay/app-admin/sudo/sudo-1.9.12_p1.ebuild

@@ -65,11 +65,12 @@ DEPEND="
 	ssl? ( dev-libs/openssl:0= )
 	sssd? ( sys-auth/sssd[sudo] )
 "
+#Flatcar: Remove Perl runtime dependency
+#  ldap? ( dev-lang/perl )
 RDEPEND="
 	${DEPEND}
 	>=app-misc/editor-wrapper-3
 	virtual/editor
-	ldap? ( dev-lang/perl )
 	pam? ( sys-auth/pambase )
 	selinux? ( sec-policy/selinux-sudo )
 	sendmail? ( virtual/mta )
@@ -215,8 +216,8 @@ src_install() {
 		doins "${T}"/ldap.conf.sudo
 		fperms 0440 /etc/ldap.conf.sudo
 
-		insinto /etc/openldap/schema
-		newins docs/schema.OpenLDAP sudo.schema
+		#Flatcar: we don't ship OpenLDAP schemas
+
 	fi
 
 	if use pam ; then
@@ -235,6 +236,10 @@ src_install() {
 
 	# bug #697812
 	find "${ED}" -type f -name "*.la" -delete || die
+
+	# Flatcar: Remove sudo.conf as it is shipped via baselayout
+	rm "${ED}/etc/sudo.conf" || die
+
 }
 
 pkg_postinst() {