RELNOTES[INC]: Delete goog.soy.data.SanitizedContentKind.TEXT.
RELNOTES[INC]: Delete goog.soy.data.SanitizedContentKind.TEXT.

text templates now return string.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=252403909

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