[NTP Quests] Add min width for timestamp

Added a min-width to timestamp so it never breaks into 2 lines.

Screenshot:
http://screenshot/4XiPMheh4DhJSPf

(cherry picked from commit a86538d)

Bug: 1427602
Change-Id: I714f782cbbcb74cadf2ddcd1fb23fca80dab7ed3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4369344
Reviewed-by: Roman Arora <romanarora@chromium.org>
Commit-Queue: Marlon Facey <mfacey@chromium.org>
Cr-Original-Commit-Position: refs/heads/main@{#1121899}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4370725
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Auto-Submit: Marlon Facey <mfacey@chromium.org>
Commit-Queue: Roman Arora <romanarora@chromium.org>
Cr-Commit-Position: refs/branch-heads/5672@{#37}
Cr-Branched-From: 5f2a724-refs/heads/main@{#1121455}

chrome/browser/resources/new_tab_page/modules/history_clusters/tile.html

@@ -131,6 +131,10 @@
     position: relative;
   }
 
+  #date {
+    min-width: max-content;
+  }
+
   :host([large-format]) #label {
     max-width: 220px;
   }