Lytvynenko/grade field validation master

[Inferato]

TL;DR - added simple validation for the "Adjusted grade" field in the "Edit Grades" popup:

• enter only a numeric value
• setting the minimum value
• checking the correctness of the entered value to possibleGrade

Related: open-release/quince.master

Reviewer Checklist

Collectively, these should be completed by reviewers of this PR:

• I've done a visual code review
• I've tested the new functionality

FYI: @openedx/content-aurora

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[e0d]

@Inferato looks like there are some test failures.

[mphilbrick211]

@Inferato looks like there are some test failures.

Hi @Inferato! Flagging this for you :)

[mphilbrick211]

Hi @Inferato - flagging the failing check here. Thanks!

[mphilbrick211]

Hi @Inferato - flagging the failing check here. Thanks!

Hi @Inferato - just following up on this!

[dyudyunov]

@e0d @mphilbrick211

Sorry for the delays, Taras is no longer a member of RG.
Currently, I'm gathering all the PRs he worked on. I will check their statuses and update them if necessary.

I will leave the status update comments on each PR's comments ASAP

[dyudyunov]

@e0d @mphilbrick211 could you close this PR in favor of #382?

I updated the snapshot and increased the test coverage there

[mphilbrick211]

Closing per comment above.

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@Inferato Even though your pull request wasn’t merged, please take a moment to answer a two question survey so we can improve your experience in the future.

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@Inferato Even though your pull request wasn’t merged, please take a moment to answer a two question survey so we can improve your experience in the future.