Add some russian translations for DynamicZone component

[alexander-mart]

Description of what you did:

[codecov]

Codecov Report

Merging #7748 into master will increase coverage by 0.03%.
The diff coverage is 58.33%.

@@            Coverage Diff             @@
##           master    #7748      +/-   ##
==========================================
+ Coverage   27.16%   27.20%   +0.03%     
==========================================
  Files        1163     1164       +1     
  Lines       15518    15517       -1     
  Branches     2410     2410              
==========================================
+ Hits         4216     4221       +5     
+ Misses       9534     9528       -6     
  Partials     1768     1768              

Flag	Coverage Δ
#front	19.36% <63.63%> (+0.04%)	⬆️
#unit	53.85% <0.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...admin/admin/src/components/ContainerFluid/index.js	66.66% <ø> (ø)
...in/src/components/LeftMenu/LeftMenuFooter/index.js	33.33% <0.00%> (-33.34%)	⬇️
...rc/containers/EditViewDataManagerProvider/index.js	0.00% <0.00%> (ø)
.../admin/src/components/ComponentIconPicker/index.js	0.00% <0.00%> (ø)
...agerProvider/utils/retrieveComponentsFromSchema.js	68.75% <ø> (ø)
...rapi-plugin-upload/admin/src/translations/index.js	0.00% <ø> (ø)
packages/strapi-provider-upload-local/lib/index.js	29.16% <0.00%> (ø)
...ovider/utils/getFieldsActionMatchingPermissions.js	100.00% <100.00%> (ø)
...ditViewDataManagerProvider/utils/tests/testData.js	100.00% <100.00%> (ø)
...rc/containers/InputModalStepperProvider/reducer.js	68.33% <100.00%> (ø)
... and 1 more

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[soupette]

LGTM

[soupette]

@GreenRobot777 can you make sure the DCO checks so we can merge your PR?