feat(cmd): Create target using address on boundary dev / database init

Creates a target using an address for boundary dev and when first
init-ing boundary (boundary database init).

It also makes this newly created target the default one
(ttcp_1234567890). The target using host sources is now a secondary
target (ttcp_0987654321).

internal/cmd/base/dev.go

@@ -160,7 +160,10 @@ func (b *Server) CreateDevDatabase(ctx context.Context, opt ...Option) error {
 		return nil
 	}
 
-	if _, err := b.CreateInitialTarget(ctx); err != nil {
+	if _, err := b.CreateInitialTargetWithAddress(ctx); err != nil {
+		return err
+	}
+	if _, err := b.CreateInitialTargetWithHostSources(ctx); err != nil {
 		return err
 	}