Remove remaining obsolete Intel Conda env references.

[cmnbroad]

Noticed these when reviewing #5401.

[codecov-io]

Codecov Report

Merging #5482 into master will increase coverage by 0.004%.
The diff coverage is n/a.

@@               Coverage Diff               @@
##              master     #5482       +/-   ##
===============================================
+ Coverage     86.983%   86.987%   +0.004%     
- Complexity     31186     31188        +2     
===============================================
  Files           1914      1914               
  Lines         144117    144117               
  Branches       15933     15933               
===============================================
+ Hits          125357    125363        +6     
+ Misses         13005     12999        -6     
  Partials        5755      5755

Impacted Files	Coverage Δ	Complexity Δ
...oadinstitute/hellbender/utils/gcs/BucketUtils.java	79.878% <0%> (-0.61%)	42% <0%> (ø)
...ithwaterman/SmithWatermanIntelAlignerUnitTest.java	90% <0%> (+30%)	2% <0%> (ø)	⬇️
...utils/smithwaterman/SmithWatermanIntelAligner.java	90% <0%> (+40%)	3% <0%> (+2%)	⬆️

[lbergelson]

👍