Upgrade go 1.19 in Dockerfile

[hamersaw]

TL;DR

Upgrading dockerfile to use go 1.19 for uniformity in local builds.

Type

• Bug Fix
• Feature
• Plugin

Are all requirements met?

• Code completed
• Smoke tested
• Unit tests added
• Code documentation added
• Any pending items have an associated Issue

Complete description

^^^

Tracking Issue

NA

Follow-up issue

NA

[codecov]

Codecov Report

Merging #581 (9aeaa97) into master (f44d7fe) will increase coverage by 1.54%.
The diff coverage is n/a.

❗ Current head 9aeaa97 differs from pull request most recent head 35925f9. Consider uploading reports for the commit 35925f9 to get more accurate results

@@            Coverage Diff             @@
##           master     #581      +/-   ##
==========================================
+ Coverage   58.58%   60.12%   +1.54%     
==========================================
  Files         168      168              
  Lines       16262    13293    -2969     
==========================================
- Hits         9527     7993    -1534     
+ Misses       5893     4458    -1435     
  Partials      842      842              

Flag	Coverage Δ
unittests	?

Flags with carried forward coverage won't be shown. Click here to find out more.

see 155 files with indirect coverage changes