Catch deal slashed because sector was terminated

[dirkmc]

When a sector is terminated, the deal state will be updated with a slash epoch.

This PR fixes a bug where OnDealExpiredOrSlashed would not notice that change.

[codecov]

Codecov Report

Merging #7201 (07dcb07) into master (c19ee58) will increase coverage by 0.04%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##           master    #7201      +/-   ##
==========================================
+ Coverage   39.13%   39.17%   +0.04%     
==========================================
  Files         608      608              
  Lines       64555    64555              
==========================================
+ Hits        25263    25292      +29     
+ Misses      34915    34878      -37     
- Partials     4377     4385       +8     

Impacted Files	Coverage Δ
markets/storageadapter/ondealexpired.go	52.83% <50.00%> (+9.43%)	⬆️
markets/loggers/loggers.go	89.28% <0.00%> (-10.72%)	⬇️
storage/addresses.go	55.95% <0.00%> (-8.34%)	⬇️
chain/actors/builtin/paych/paych.go	16.88% <0.00%> (-5.20%)	⬇️
chain/stmgr/call.go	66.00% <0.00%> (-4.00%)	⬇️
node/hello/hello.go	63.21% <0.00%> (-3.45%)	⬇️
itests/kit/blockminer.go	93.65% <0.00%> (-1.59%)	⬇️
chain/vm/vm.go	59.47% <0.00%> (-1.12%)	⬇️
paychmgr/simple.go	79.93% <0.00%> (-0.93%)	⬇️
chain/store/store.go	63.76% <0.00%> (-0.72%)	⬇️
... and 17 more

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