Remove spuriuous ICU errors from the logs #4132
                
     Merged
            
            
          
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Since we upgraded ICU4X (#4092) we started seeing errors from ICU4X in the logs.
Looks like they thought it was a good idea to log errors as they are being created, even though they are not really errors…
This makes it so that we create data requests 'silently', which disables the error logging