Disable submit button on save click

Description

Small code change to disable submit button while system is saving a submission as it can wreak havoc on a student's submission. (https://openedx.atlassian.net/browse/TNL-3477)

@stvstnfrd & @kluo - here's the upstream PR

Won't Do

Assignee

Unassigned

Reporter

Edx Admin [Administrator]

Labels

URL

Contributor Name

Giulio Gratta

Repo

edx/edx-platform

Customer

Epic Link

None

OSCM Assignee

None

Platform Map Area (Levels 1 & 2)

None

Platform Map Area (Levels 3 & 4)

None

Blended Hour Utilization Percentage

None

edX Theme

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edX Squad

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Github Lines Added

None

Github Lines Deleted

None

Priority

Unset
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