i18n workflow improvements and tweaks (#22586)

* mobile button spacing

* prevent console warning about div being descendant of p

* ensure consistent spacing

* add missing i18n keys

* i18n fixes

- add missing translations
- fix dot notation keys

* use plain string

* add missing key

* add i18next-cli commands for extraction and status

also add false positives removal for several keys

* add i18n key check step to PR workflow

* formatting

web/public/locales/en/common.json

@@ -161,7 +161,8 @@
     "resetToDefault": "Reset to Default",
     "saveAll": "Save All",
     "savingAll": "Saving All…",
-    "undoAll": "Undo All"
+    "undoAll": "Undo All",
+    "retry": "Retry"
   },
   "menu": {
     "system": "System",
@@ -275,7 +276,8 @@
       "error": {
         "title": "Failed to save config changes: {{errorMessage}}",
         "noMessage": "Failed to save config changes"
-      }
+      },
+      "success": "Successfully saved config changes."
     }
   },
   "role": {
@@ -310,5 +312,7 @@
   "readTheDocumentation": "Read the documentation",
   "information": {
     "pixels": "{{area}}px"
-  }
+  },
+  "no_items": "No items",
+  "validation_errors": "Validation Errors"
 }