feat(nextjs-component, aws-lambda): allow removing old lambda versions

[dphang]

• Use inputs. removeOldLambdaVersions = true in serverless.yml to enable. This allows a basic removal strategy of all versions except the latest deployed/replicated Lambdas (up to 50 at a time).

[slsnextbot]

Handler Size Report

There are changes to handler sizes. Please review.

Base Handler Sizes (kB) (commit 7de14a4)

{}

New Handler Sizes (kB) (commit d023ee7)

{
    "Lambda": {
        "Default Lambda": {
            "Standard": 1495,
            "Minified": 658
        },
        "Image Lambda": {
            "Standard": 1460,
            "Minified": 791
        }
    },
    "Lambda@Edge": {
        "Default Lambda": {
            "Standard": 1507,
            "Minified": 664
        },
        "Default Lambda V2": {
            "Standard": 1498,
            "Minified": 660
        },
        "API Lambda": {
            "Standard": 632,
            "Minified": 318
        },
        "Image Lambda": {
            "Standard": 1468,
            "Minified": 796
        },
        "Regeneration Lambda": {
            "Standard": 589,
            "Minified": 241
        },
        "Regeneration Lambda V2": {
            "Standard": 655,
            "Minified": 267
        }
    }
}

[codecov]

Codecov Report

Merging #1884 (d023ee7) into master (0db295f) will increase coverage by 0.20%.
The diff coverage is 90.32%.

@@            Coverage Diff             @@
##           master    #1884      +/-   ##
==========================================
+ Coverage   83.73%   83.93%   +0.20%     
==========================================
  Files          99      100       +1     
  Lines        3522     3535      +13     
  Branches     1077     1072       -5     
==========================================
+ Hits         2949     2967      +18     
- Misses        509      510       +1     
+ Partials       64       58       -6     

Impacted Files	Coverage Δ
...rless-components/nextjs-component/src/component.ts	86.87% <80.00%> (+1.61%)	⬆️
...-components/aws-lambda/src/removeLambdaVersions.ts	100.00% <100.00%> (ø)

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