Fix deprecation warns

[regadas]

Fixes #2966

[codecov]

Codecov Report

Merging #2966 into master will decrease coverage by 2.58%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2966      +/-   ##
==========================================
- Coverage   72.81%   70.22%   -2.59%     
==========================================
  Files         226      226              
  Lines        7569     7569              
  Branches      321      338      +17     
==========================================
- Hits         5511     5315     -196     
- Misses       2058     2254     +196     

Impacted Files	Coverage Δ
.../src/main/scala/com/spotify/scio/avro/AvroIO.scala	90.14% <ø> (ø)
...om/spotify/scio/avro/types/ConverterProvider.scala	100.00% <ø> (ø)
...a/com/spotify/scio/avro/types/SchemaProvider.scala	96.15% <ø> (ø)
...scala/com/spotify/scio/avro/types/SchemaUtil.scala	89.58% <ø> (ø)
...ala/com/spotify/scio/avro/types/TypeProvider.scala	42.02% <ø> (ø)
...n/scala/com/spotify/scio/bigquery/BigQueryIO.scala	38.91% <ø> (-4.93%)	⬇️
.../scala/com/spotify/scio/bigquery/StorageUtil.scala	0.00% <ø> (-36.85%)	⬇️
...la/com/spotify/scio/bigquery/client/BigQuery.scala	28.20% <ø> (-10.26%)	⬇️
.../com/spotify/scio/bigquery/client/ExtractOps.scala	0.00% <ø> (ø)
...cala/com/spotify/scio/bigquery/client/JobOps.scala	0.00% <ø> (ø)
... and 85 more

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