2.x: Fix concatMapDelayError not continuing on fused inner source crash

[akarnokd]

The Callable fused path didn't consider the error-delay settings and cut the sequence short.

Fixes: #6520

[codecov]

Codecov Report

Merging #6522 into 2.x will increase coverage by <.01%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##                2.x    #6522      +/-   ##
============================================
+ Coverage     98.24%   98.24%   +<.01%     
+ Complexity     6294     6293       -1     
============================================
  Files           675      675              
  Lines         45165    45167       +2     
  Branches       6246     6247       +1     
============================================
+ Hits          44373    44375       +2     
+ Misses          251      248       -3     
- Partials        541      544       +3

Impacted Files	Coverage Δ	Complexity Δ
...internal/operators/flowable/FlowableConcatMap.java	98.13% <100%> (+0.01%)	6 <0> (ø)	⬇️
.../operators/flowable/FlowableBlockingSubscribe.java	93.02% <0%> (-4.66%)	10% <0%> (-1%)
...ternal/operators/observable/ObservablePublish.java	94.69% <0%> (-3.54%)	11% <0%> (ø)
...tivex/internal/schedulers/TrampolineScheduler.java	96.1% <0%> (-2.6%)	6% <0%> (ø)
...x/internal/operators/flowable/FlowablePublish.java	95.78% <0%> (-2.54%)	10% <0%> (-1%)
...rnal/operators/flowable/FlowableFlatMapSingle.java	94.56% <0%> (-2.18%)	2% <0%> (ø)
...rnal/operators/flowable/FlowableSkipLastTimed.java	95.91% <0%> (-2.05%)	2% <0%> (ø)
.../internal/disposables/ListCompositeDisposable.java	98% <0%> (-2%)	34% <0%> (-1%)
...activex/internal/schedulers/ScheduledRunnable.java	98.07% <0%> (-1.93%)	29% <0%> (-1%)
...ternal/operators/flowable/FlowableSubscribeOn.java	96.61% <0%> (-1.7%)	2% <0%> (ø)
... and 21 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 31e8d48...cab93e5. Read the comment docs.