fixup! chore(pkgbuild): split package functions for legacy/modern systemd targets (#83)

Author: M0Rf30

build/agent/PKGBUILD

@@ -57,6 +57,10 @@ build() {
     cmd/agent/agent.go
 }
 
+package() {
+  _package_systemd
+}
+
 package__rocky_8() {
   _package_legacy
 }

build/server/PKGBUILD

@@ -56,6 +56,10 @@ build() {
     cmd/server/server.go
 }
 
+package() {
+  _package_systemd
+}
+
 package__rocky_8() {
   _package_legacy
 }