NXOS: Allow ICMP ACL lines without l4 options

[ratulm]

Fixes #8264

[batfish-bot]

This change is 

[dhalperi]

Reviewed 3 of 3 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @arifogel)

[codecov]

Codecov Report

Merging #8267 (1983ca6) into master (4aebc34) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #8267      +/-   ##
============================================
- Coverage     74.58%   74.57%   -0.02%     
+ Complexity    43771    43760      -11     
============================================
  Files          3407     3407              
  Lines        169498   169498              
  Branches      20247    20247              
============================================
- Hits         126426   126398      -28     
- Misses        33503    33524      +21     
- Partials       9569     9576       +7     

Impacted Files	Coverage Δ
.../datamodel/routing_policy/statement/Statement.java	72.72% <0.00%> (-9.10%)	⬇️
...src/main/java/org/batfish/coordinator/PoolMgr.java	54.76% <0.00%> (-5.96%)	⬇️
...fish/bddreachability/BDDLoopDetectionAnalysis.java	83.82% <0.00%> (-2.95%)	⬇️
...ain/java/org/batfish/storage/FileBasedStorage.java	85.47% <0.00%> (-0.86%)	⬇️
...ain/java/org/batfish/coordinator/WorkQueueMgr.java	70.93% <0.00%> (-0.59%)	⬇️
...batfish/src/main/java/org/batfish/main/Driver.java	49.18% <0.00%> (-0.55%)	⬇️
...src/main/java/org/batfish/coordinator/WorkMgr.java	75.50% <0.00%> (-0.47%)	⬇️
...rg/batfish/dataplane/ibdp/EigrpRoutingProcess.java	89.08% <0.00%> (-0.36%)	⬇️
...java/org/batfish/dataplane/ibdp/VirtualRouter.java	87.56% <0.00%> (-0.25%)	⬇️
.../org/batfish/dataplane/ibdp/BgpRoutingProcess.java	83.67% <0.00%> (-0.09%)	⬇️

[dhalperi]

Reviewed 1 of 1 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @arifogel)