Fix simulator doc grammatical errors

[ghost]

This PR fixes simulator doc grammatical errors.

[codecov]

Codecov Report

Merging #3059 into develop will decrease coverage by 0.20%.
The diff coverage is n/a.

@@              Coverage Diff              @@
##             develop    #3059      +/-   ##
=============================================
- Coverage      57.99%   57.78%   -0.21%     
- Complexity      2592     2599       +7     
=============================================
  Files           1062     1061       -1     
  Lines          23012    22874     -138     
  Branches        2043     2028      -15     
=============================================
- Hits           13346    13218     -128     
+ Misses          8717     8711       -6     
+ Partials         949      945       -4     

Impacted Files	Coverage Δ	Complexity Δ
...vice/device/registry/internal/DeviceQueryImpl.java	85.71% <0.00%> (-14.29%)	2.00% <0.00%> (ø%)
...pua/broker/core/plugin/metric/SubscribeMetric.java	90.90% <0.00%> (-9.10%)	0.00% <0.00%> (ø%)
...translator/kura/kapua/TranslatorDataKuraKapua.java	72.97% <0.00%> (-8.11%)	7.00% <0.00%> (ø%)
...lugin/authentication/AdminAuthenticationLogic.java	69.23% <0.00%> (-7.70%)	0.00% <0.00%> (ø%)
.../eclipse/kapua/transport/message/jms/JmsTopic.java	56.25% <0.00%> (-6.25%)	5.00% <0.00%> (-1.00%)
...plugin/authentication/UserAuthenticationLogic.java	70.53% <0.00%> (-6.25%)	0.00% <0.00%> (ø%)
...pse/kapua/commons/service/internal/ServiceDAO.java	70.44% <0.00%> (-4.32%)	0.00% <0.00%> (ø%)
.../broker/core/plugin/KapuaSecurityBrokerFilter.java	71.51% <0.00%> (-3.72%)	0.00% <0.00%> (ø%)
.../service/device/call/message/kura/KuraPayload.java	55.48% <0.00%> (-1.30%)	32.00% <0.00%> (ø%)
...ore/plugin/authentication/AuthenticationLogic.java	83.75% <0.00%> (-1.25%)	0.00% <0.00%> (ø%)
... and 15 more

[Coduz]

Hi @geetha-rangaswamaiah ,

This has been merged in develop and backported in release-1.2.x and released with Kapua 1.2.5.

Regards,

Alberto