Use "…" instead of "..."

Related issue:
- https://github.com/uBlockOrigin/uBlock-issues/issues/1918

src/_locales/en/messages.json

@@ -312,7 +312,7 @@
     "description": "English: Click, Ctrl-click"
   },
   "pickerContextMenuEntry": {
-    "message": "Block element...",
+    "message": "Block element…",
     "description": "An entry in the browser's contextual menu"
   },
   "settingsCollapseBlockedPrompt": {
@@ -480,7 +480,7 @@
     "description": "English: Custom"
   },
   "3pImport": {
-    "message": "Import...",
+    "message": "Import…",
     "description": "The label for the checkbox used to import external filter lists"
   },
   "3pExternalListsHint": {
@@ -500,7 +500,7 @@
     "description": "used as a tooltip for the clock icon beside a list"
   },
   "3pUpdating": {
-    "message": "Updating...",
+    "message": "Updating…",
     "description": "used as a tooltip for the spinner icon beside a list"
   },
   "3pNetworkError": {
@@ -556,7 +556,7 @@
     "description": "Will discard manually-edited content and exit manual-edit mode"
   },
   "rulesImport": {
-    "message": "Import from file...",
+    "message": "Import from file…",
     "description": ""
   },
   "rulesExport": {
@@ -937,7 +937,7 @@
     "description": "Label for the URL of the page"
   },
   "supportS6Select1": {
-    "message": "The web page...",
+    "message": "The web page…",
     "description": "Label for widget to select type of issue"
   },
   "supportS6Select1Option0": {
@@ -1030,11 +1030,11 @@
     "description": "English: my-ublock-backup_{{datetime}}.txt"
   },
   "aboutRestoreDataButton": {
-    "message": "Restore from file...",
+    "message": "Restore from file…",
     "description": "English: Restore from file..."
   },
   "aboutResetDataButton": {
-    "message": "Reset to default settings...",
+    "message": "Reset to default settings…",
     "description": "English: Reset to default settings..."
   },
   "aboutRestoreDataConfirm": {
@@ -1146,7 +1146,7 @@
     "description": "tooltip"
   },
   "cloudNoData": {
-    "message": "...\n...",
+    "message": "…\n…",
     "description": ""
   },
   "cloudDeviceNamePrompt": {
@@ -1174,11 +1174,11 @@
     "description": ""
   },
   "contextMenuBlockElementInFrame": {
-    "message": "Block element in frame...",
+    "message": "Block element in frame…",
     "description": "An entry in the browser's contextual menu"
   },
   "contextMenuSubscribeToList": {
-    "message": "Subscribe to filter list...",
+    "message": "Subscribe to filter list…",
     "description": "An entry in the browser's contextual menu"
   },
   "contextMenuTemporarilyAllowLargeMediaElements": {