DevOps: update docker container for docker hub

[onetechnical]

Summary

The container built on Docker Hub is not updated. This adds an update command to the build.

Test Plan

Ran ./build_releases.sh --no-deploy --network betanet --tagname test and verified it built.

[codecov]

Codecov Report

Merging #4723 (8c04894) into master (959fb5a) will decrease coverage by 2.10%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #4723      +/-   ##
==========================================
- Coverage   54.33%   52.22%   -2.11%     
==========================================
  Files         414      414              
  Lines       53504    53504              
==========================================
- Hits        29071    27945    -1126     
- Misses      22021    23141    +1120     
- Partials     2412     2418       +6     

Impacted Files	Coverage Δ
daemon/algod/api/server/lib/middlewares/auth.go	0.00% <0.00%> (-100.00%)	⬇️
network/connPerfMon.go	11.03% <0.00%> (-73.11%)	⬇️
data/transactions/logic/program.go	33.33% <0.00%> (-66.67%)	⬇️
stateproof/verify/stateproof.go	37.14% <0.00%> (-38.58%)	⬇️
catchup/ledgerFetcher.go	10.11% <0.00%> (-29.22%)	⬇️
tools/network/dnssec/resolver.go	55.84% <0.00%> (-28.58%)	⬇️
logging/telemetryspec/metric.go	51.85% <0.00%> (-27.78%)	⬇️
data/bookkeeping/genesis.go	0.00% <0.00%> (-26.67%)	⬇️
data/transactions/verify/txn.go	51.42% <0.00%> (-24.77%)	⬇️
crypto/util.go	29.41% <0.00%> (-23.53%)	⬇️
... and 63 more

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