fix(scoop-search): Catch error of parsing invalid manifest

[chawyehsu]

Description

Catch error of parsing invalid manifest

before:

MethodInvocationException: <path_to_scoop>\apps\scoop\current\libexec\scoop-search.ps1:64
Line |
  64 |          $json = [System.Text.Json.JsonDocument]::Parse([System.IO.Fil …
     |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     | Exception calling "Parse" with "1" argument(s): "The input does not contain any JSON tokens.
     | Expected the input to start with a valid JSON token, when isFinalBlock is true. LineNumber: 0 |
     | BytePositionInLine: 0."

after:

No error thrown, also the invalid manifest can be troubleshooted when turning on debug mode.

Motivation and Context

Closes #XXXX

Relates to #XXXX

How Has This Been Tested?

Checklist:

• I have read the Contributing Guide.
• I have ensured that I am targeting the develop branch.
• I have updated the documentation accordingly.
• I have updated the tests accordingly.
• I have added an entry in the CHANGELOG.