fix: timestamp bug for chart-powered-query

[AAfghahi]

SUMMARY

This fixes a bug when x-axes are turned on for chart powered queries.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

Screen.Recording.2022-08-18.at.4.33.28.PM.mov

TESTING INSTRUCTIONS

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[eschutho]

we're working on a longer-term fix for this. 🙏

[AAfghahi]

@eschutho yeah all these conditionals make me sad :(

[codecov]

Codecov Report

Merging #21130 (84df3f3) into master (5113b01) will decrease coverage by 0.10%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master   #21130      +/-   ##
==========================================
- Coverage   66.28%   66.17%   -0.11%     
==========================================
  Files        1770     1770              
  Lines       67522    68740    +1218     
  Branches     7177     7177              
==========================================
+ Hits        44754    45491     +737     
- Misses      20934    21415     +481     
  Partials     1834     1834              

Flag	Coverage Δ
hive	53.52% <0.00%> (+0.35%)	⬆️
javascript	52.00% <ø> (ø)
mysql	80.95% <0.00%> (-0.01%)	⬇️
postgres	81.00% <0.00%> (-0.01%)	⬇️
presto	53.43% <0.00%> (+0.36%)	⬆️
python	80.73% <0.00%> (-0.76%)	⬇️
sqlite	79.61% <0.00%> (-0.01%)	⬇️
unit	50.88% <0.00%> (+0.15%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
superset/models/helpers.py	39.31% <0.00%> (-0.09%)	⬇️
superset/reports/commands/execute.py	65.09% <0.00%> (-26.33%)	⬇️
superset/reports/notifications/email.py	86.31% <0.00%> (-13.69%)	⬇️
superset/utils/core.py	79.72% <0.00%> (-10.52%)	⬇️
superset/queries/saved_queries/api.py	84.84% <0.00%> (-10.44%)	⬇️
superset/charts/api.py	76.53% <0.00%> (-9.46%)	⬇️
superset/views/base.py	71.10% <0.00%> (-4.26%)	⬇️
superset/examples/birth_names.py	70.06% <0.00%> (-2.01%)	⬇️
superset/result_set.py	96.05% <0.00%> (-1.70%)	⬇️
superset/reports/models.py	98.38% <0.00%> (-1.62%)	⬇️
... and 5 more

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[yousoph]

/testenv up

[github-actions]

@yousoph Ephemeral environment spinning up at http://34.209.100.203:8080. Credentials are admin/admin. Please allow several minutes for bootstrapping and startup.

[AAfghahi]

/testenv up FEATURE_GENERIC_CHART_AXES=true

[github-actions]

@AAfghahi Ephemeral environment spinning up at http://54.212.195.225:8080. Credentials are admin/admin. Please allow several minutes for bootstrapping and startup.

[github-actions]

Ephemeral environment shutdown and build artifacts deleted.