Docs: add 'vagrant will not start troubleshooting'

[DanVanAtta]

Change Summary & Additional Notes

Release Note

[codecov[bot]]

Codecov Report

Merging #10752 (84af2bd) into master (b51fb8c) will decrease coverage by 0.63%. The diff coverage is n/a.

@@             Coverage Diff              @@
##             master   #10752      +/-   ##
============================================
- Coverage     28.32%   27.69%   -0.64%     
- Complexity     7973     8004      +31     
============================================
  Files          1189     1217      +28     
  Lines         76084    78067    +1983     
  Branches      10468    10595     +127     
============================================
+ Hits          21551    21620      +69     
- Misses        52598    54505    +1907     
- Partials       1935     1942       +7     

Impacted Files	Coverage Δ
...main/java/org/triplea/game/startup/SetupModel.java	66.66% <0.00%> (-33.34%)	:arrow_down:
...main/java/games/strategy/triplea/ai/pro/ProAi.java	40.00% <0.00%> (-10.00%)	:arrow_down:
...rc/main/java/games/strategy/net/nio/NioReader.java	82.50% <0.00%> (-3.75%)	:arrow_down:
...in/java/games/strategy/triplea/ai/fast/FastAi.java	80.00% <0.00%> (-3.34%)	:arrow_down:
.../main/java/games/strategy/net/ClientMessenger.java	62.50% <0.00%> (-2.09%)	:arrow_down:
.../changefactory/units/UnitDamageReceivedChange.java	90.47% <0.00%> (-0.44%)	:arrow_down:
...in/java/games/strategy/triplea/ai/weak/WeakAi.java	0.28% <0.00%> (-0.15%)	:arrow_down:
...games/strategy/triplea/ai/pro/util/ProMatches.java	1.07% <0.00%> (-0.05%)	:arrow_down:
...a/games/strategy/triplea/ai/pro/ProPurchaseAi.java	0.32% <0.00%> (-0.01%)	:arrow_down:
...va/games/strategy/engine/framework/ServerGame.java	0.55% <0.00%> (-0.01%)	:arrow_down:
... and 176 more

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