docs: update Angular CLI help (angular#61526)

Updated Angular CLI help contents.

PR Close angular#61526

Author: angular-robot

adev/src/content/cli/help/_build-info.json

@@ -1,4 +1,4 @@
 {
   "branchName": "refs/heads/main",
-  "sha": "29e0409c1c9613fc1b5521fc06d22c00dec88476"
+  "sha": "fc1495020badea56fc5faf1831f89aa7717a0767"
 }

adev/src/content/cli/help/extract-i18n.json

@@ -40,6 +40,16 @@
       "type": "boolean",
       "description": "Shows a help message for this command in the console."
     },
+    {
+      "name": "i18n-duplicate-translation",
+      "type": "string",
+      "enum": [
+        "error",
+        "warning",
+        "ignore"
+      ],
+      "description": "How to handle duplicate translations."
+    },
     {
       "name": "out-file",
       "type": "string",