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/daemon/controller/testing.go

@@ -709,7 +709,7 @@ func TestControllerConfig(t testing.TB, ctx context.Context, tc *TestController,
 								t.Fatal(err)
 							}
 							if !opts.DisableTargetCreation {
-								if _, err := tc.b.CreateInitialTarget(ctx); err != nil {
+								if _, err := tc.b.CreateInitialTargetWithHostSources(ctx); err != nil {
 									t.Fatal(err)
 								}
 							}