build(docs-infra): switch docs examples to Ivy (#36143)

The docs examples are switched to Ivy. On CI, the tests are run with
both Ivy and ViewEngine.

Partially addresses:
[FW-1609](https://angular-team.atlassian.net/browse/FW-1609)

PR Close #36143

aio/tools/example-zipper/customizer/package-json/cli-ajs.json

@@ -1,7 +1,7 @@
 {
   "scripts": [
     { "name": "ng", "command": "ng" },
-    { "name": "build", "command": "ng build --prod" },
+    { "name": "build", "command": "ng build" },
     { "name": "start", "command": "ng serve" },
     { "name": "test", "command": "ng test" },
     { "name": "lint", "command": "ng lint" },

aio/tools/example-zipper/customizer/package-json/cli.json

@@ -1,7 +1,7 @@
 {
   "scripts": [
     { "name": "ng", "command": "ng" },
-    { "name": "build", "command": "ng build --prod" },
+    { "name": "build", "command": "ng build" },
     { "name": "start", "command": "ng serve" },
     { "name": "test", "command": "ng test" },
     { "name": "lint", "command": "ng lint" },

aio/tools/example-zipper/customizer/package-json/getting-started.json

@@ -1,7 +1,7 @@
 {
   "scripts": [
     { "name": "ng", "command": "ng" },
-    { "name": "build", "command": "ng build --prod" },
+    { "name": "build", "command": "ng build" },
     { "name": "start", "command": "ng serve" },
     { "name": "test", "command": "ng test" },
     { "name": "lint", "command": "ng lint" },

aio/tools/example-zipper/customizer/package-json/i18n.json

@@ -2,7 +2,7 @@
   "scripts": [
     { "name": "start", "command": "ng serve" },
     { "name": "start:fr", "command": "ng serve --configuration=fr" },
-    { "name": "build", "command": "ng build --prod" },
+    { "name": "build", "command": "ng build" },
     { "name": "build:fr", "command": "ng build --configuration=production-fr" },
     { "name": "test", "command": "ng test" },
     { "name": "lint", "command": "ng lint" },

aio/tools/example-zipper/customizer/package-json/schematics.json

@@ -1,7 +1,7 @@
 {
   "scripts": [
     { "name": "ng", "command": "ng" },
-    { "name": "build", "command": "ng build --prod" },
+    { "name": "build", "command": "ng build" },
     { "name": "build:lib", "command": "ng build my-lib" },
     { "name": "start", "command": "ng serve" },
     { "name": "test", "command": "ng test" },