Fix goog.UserAgent platform VERSION docs that incorrectly indicated the version is only reported for Windows and Mac.
Fix goog.UserAgent platform VERSION docs that incorrectly indicated the version is only reported for Windows and Mac.

RELNOTES: n/a

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=174860273

google/closure-library,lucidsoftware/closure-library,teppeis/closure-library,teppeis/closure-library,teppeis/closure-library,google/closure-library,lucidsoftware/closure-library,google/closure-library,google/closure-library,lucidsoftware/closure-library,google/closure-library,lucidsoftware/closure-library,teppeis/closure-library