pin stcal above 1.3.7

[zacharyburnett]

This PR pins stcal above the newest 1.3.7 release

Checklist for maintainers

• added entry in CHANGES.rst within the relevant release section
• updated or added relevant tests
• updated relevant documentation
• added relevant milestone
• added relevant label(s)
• ran regression tests, post a link to the Jenkins job below.
  How to run regression tests on a PR
• Make sure the JIRA ticket is resolved properly

[zacharyburnett]

regression test running at https://plwishmaster.stsci.edu:8081/blue/organizations/jenkins/RT%2FJWST-Developers-Pull-Requests/detail/JWST-Developers-Pull-Requests/688/pipeline

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (c38e111) 77.57% compared to head (b141e3f) 77.57%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #7567   +/-   ##
=======================================
  Coverage   77.57%   77.57%           
=======================================
  Files         455      455           
  Lines       36348    36348           
=======================================
  Hits        28197    28197           
  Misses       8151     8151           

Flag	Coverage Δ		*Carryforward flag
nightly	77.62% <ø> (ø)		Carriedforward from c38e111

*This pull request uses carry forward flags. Click here to find out more.

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[hbushouse]

LGTM