Added FutureProviderRef.future

[rrousselGit]

No description provided.

[codecov]

Codecov Report

Merging #1850 (59f16a8) into master (d12f256) will increase coverage by 0.00%.
The diff coverage is 100.00%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1850   +/-   ##
=======================================
  Coverage   95.48%   95.48%           
=======================================
  Files          49       49           
  Lines        2059     2062    +3     
=======================================
+ Hits         1966     1969    +3     
  Misses         93       93           

Impacted Files	Coverage Δ
packages/riverpod/lib/src/async_notifier.dart	100.00% <100.00%> (ø)
packages/riverpod/lib/src/async_notifier/base.dart	100.00% <100.00%> (ø)
...ackages/riverpod/lib/src/future_provider/base.dart	100.00% <100.00%> (ø)