Area: TasksPartner requestbackloghelp wantedtriaged
描述
The encoding is missing on the check for WriteOnlyWhenDifferent
https://github.com/dotnet/msbuild/blob/56087a97257fab6a67d110a7b2c4116f707325ee/src/Tasks/FileIO/WriteLinesToFile.cs#L102
while it's present on the subsequent write: https://github.com/dotnet/msbuild/blob/56087a97257fab6a67d110a7b2c4116f707325ee/src/Tasks/FileIO/WriteLinesToFile.cs#L121