Bug 1663538. Register the new print preview UI telemetry probes for the...

Bug 1663538. Register the new print preview UI telemetry probes for the correct process. r=emilio, a=RyanVM

Differential Revision: https://phabricator.services.mozilla.com/D89401

toolkit/components/telemetry/Scalars.yaml

@@ -4020,7 +4020,7 @@ printing:
     products:
       - 'firefox'
     record_in_processes:
-      - 'content'
+      - 'main'
 
   dialog_via_preview_cancelled:
     bug_numbers:
@@ -4052,7 +4052,7 @@ printing:
     products:
       - 'firefox'
     record_in_processes:
-      - 'content'
+      - 'main'
 
   error:
     bug_numbers:
@@ -4118,7 +4118,7 @@ printing:
     products:
       - 'firefox'
     record_in_processes:
-      - 'content'
+      - 'main'
 
   preview_cancelled:
     bug_numbers:
@@ -4152,7 +4152,7 @@ printing:
     products:
       - 'firefox'
     record_in_processes:
-      - 'content'
+      - 'main'
 
   settings_changed:
     bug_numbers: