Pontoon/Firefox for Android: Update Punjabi (pa-IN)

Co-authored-by: Aman Alam <amanpreet.alam@gmail.com> (pa-IN)

mozilla-mobile/fenix/app/src/main/res/values-pa-rIN/strings.xml

@@ -1264,6 +1264,9 @@
     <string name="tab_header_label" moz:removedIn="135" tools:ignore="UnusedResources">ਟੈਬਾਂ ਖੋਲ੍ਹੋ</string>
     <!-- Title for the list of tabs in the current private session -->
     <string name="tabs_header_private_tabs_title" moz:removedIn="136" tools:ignore="UnusedResources">ਪ੍ਰਾਈਵੇਟ ਟੈਬਾਂ</string>
+    <!-- Title for the list of tabs in the current private session used by a11y services
+    The %1$s will be replaced by the number of opened private tabs -->
+    <string name="tabs_header_private_tabs_counter_title"> ਖੁੱਲ੍ਹੀਆਂ ਪ੍ਰਾਈਵੇਟ ਟੈਬਾਂ: %1$s। ਟੈਬਾਂ ਬਦਲਣ ਲਈ ਛੂਹੋ।</string>
     <!-- Title for the list of tabs in the synced tabs -->
     <string name="tabs_header_synced_tabs_title" moz:removedIn="136" tools:ignore="UnusedResources">ਸਿੰਕ ਕੀਤੀਆਂ ਟੈਬਾਂ</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->