fix: add command and minor corrections

[ykethan]

Description of changes

added amplify build command info to help command.
corrected function build and remove info

Issue #, if available

Description of how you validated changes

setup amplify dev, build and test in a project

Checklist

• PR description included
• yarn test passes
• Tests are changed or added
• Relevant documentation is changed or added (and PR referenced)
• New AWS SDK calls or CloudFormation actions have been added to relevant test and service IAM policies
• Pull request labels are added

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[goldbez]

Good catch!

[codecov-commenter]

Codecov Report

Merging #12037 (5bfdc6d) into dev (984c0f8) will decrease coverage by 3.48%.
The diff coverage is 53.85%.

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@@            Coverage Diff             @@
##              dev   #12037      +/-   ##
==========================================
- Coverage   49.45%   45.98%   -3.48%     
==========================================
  Files         692      820     +128     
  Lines       33424    37687    +4263     
  Branches     6840     7706     +866     
==========================================
+ Hits        16529    17329     +800     
- Misses      15370    18676    +3306     
- Partials     1525     1682     +157     

Impacted Files	Coverage Δ
...sync-simulator/src/data-loader/opensearch/index.ts	45.45% <0.00%> (ø)
...s/amplify-appsync-simulator/src/type-definition.ts	100.00% <ø> (ø)
...sync-simulator/src/velocity/util/dynamodb-utils.ts	6.55% <0.00%> (ø)
...y-appsync-simulator/src/velocity/util/map-utils.ts	10.00% <ø> (ø)
...tor/src/velocity/util/transform/dynamodb-filter.ts	4.93% <0.00%> (ø)
...ync-simulator/src/velocity/util/transform/index.ts	21.05% <0.00%> (ø)
...appsync-simulator/src/velocity/value-mapper/map.ts	86.88% <ø> (ø)
...ackages/amplify-category-auth/src/commands/auth.ts	0.00% <0.00%> (ø)
...es/amplify-category-auth/src/commands/auth/help.ts	0.00% <0.00%> (ø)
.../amplify-category-auth/src/commands/auth/import.ts	0.00% <0.00%> (ø)
... and 527 more

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