e2e(apprunner): reduce size of dependencies

[dannyrandall]

• upgrade to go 1.19
• use stdlib http router
• migrate to aws sdk v2 to reduce dependency size
• use distroless container

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the Apache 2.0 License.

[codecov-commenter]

Codecov Report

Merging #4066 (a529ad2) into mainline (3259a7a) will decrease coverage by 0.00%. The diff coverage is n/a.

@@             Coverage Diff              @@
##           mainline    #4066      +/-   ##
============================================
- Coverage     69.09%   69.08%   -0.01%     
============================================
  Files           248      248              
  Lines         35434    35434              
  Branches        264      264              
============================================
- Hits          24483    24481       -2     
- Misses         9759     9762       +3     
+ Partials       1192     1191       -1     

Impacted Files	Coverage Δ
...ternal/pkg/deploy/cloudformation/cloudformation.go	72.47% <0.00%> (-0.55%)	:arrow_down:

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