Enable Staking BeginBlocker

[ethanfrey]

This is needed to enable the historical info endpoint.

Reference (discord):

fedekunze:
So the info is pruned if current height - queried height > 100
That could be a reason
Also, did you add the staking module to begin blockers in the app setup?

Check https://docs.cosmos.network/master/ibc/integration.html#application-abci-ordering for reference

• Targeted PR against correct branch (see CONTRIBUTING.md)

• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.

• Wrote tests

• Updated relevant documentation (docs/)

• Added relevant godoc comments.

• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md

• Re-reviewed Files changed in the Github PR explorer

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For admin use:

• Added appropriate labels to PR (ex. WIP, R4R, docs, etc)
• Reviewers assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

[codecov]

Codecov Report

Merging #217 into master will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #217   +/-   ##
=======================================
  Coverage   72.02%   72.02%           
=======================================
  Files          27       27           
  Lines        2624     2624           
=======================================
  Hits         1890     1890           
+ Misses        622      621    -1     
- Partials      112      113    +1     

Impacted Files	Coverage Δ
app/app.go	89.34% <100.00%> (ø)
x/wasm/internal/keeper/keeper.go	91.00% <0.00%> (-0.55%)	⬇️
lcd_test/helpers.go	75.71% <0.00%> (+0.71%)	⬆️

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[alpe]

👍