dotenv: convert CRLF line endings into LF

otherwise git converts the line endings with every rebase on Linux

+20 -20
+20 -20
pkgs/build-support/dotnet/dotnetenv/Wrapper/Wrapper.sln
··· 1 -  2 - Microsoft Visual Studio Solution File, Format Version 11.00 3 - # Visual Studio 2010 4 - Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Wrapper", "Wrapper\Wrapper.csproj", "{D01B3597-E85E-42F4-940A-EF5AE712942F}" 5 - EndProject 6 - Global 7 - GlobalSection(SolutionConfigurationPlatforms) = preSolution 8 - Debug|x86 = Debug|x86 9 - Release|x86 = Release|x86 10 - EndGlobalSection 11 - GlobalSection(ProjectConfigurationPlatforms) = postSolution 12 - {D01B3597-E85E-42F4-940A-EF5AE712942F}.Debug|x86.ActiveCfg = Debug|x86 13 - {D01B3597-E85E-42F4-940A-EF5AE712942F}.Debug|x86.Build.0 = Debug|x86 14 - {D01B3597-E85E-42F4-940A-EF5AE712942F}.Release|x86.ActiveCfg = Release|x86 15 - {D01B3597-E85E-42F4-940A-EF5AE712942F}.Release|x86.Build.0 = Release|x86 16 - EndGlobalSection 17 - GlobalSection(SolutionProperties) = preSolution 18 - HideSolutionNode = FALSE 19 - EndGlobalSection 20 - EndGlobal 1 +  2 + Microsoft Visual Studio Solution File, Format Version 11.00 3 + # Visual Studio 2010 4 + Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Wrapper", "Wrapper\Wrapper.csproj", "{D01B3597-E85E-42F4-940A-EF5AE712942F}" 5 + EndProject 6 + Global 7 + GlobalSection(SolutionConfigurationPlatforms) = preSolution 8 + Debug|x86 = Debug|x86 9 + Release|x86 = Release|x86 10 + EndGlobalSection 11 + GlobalSection(ProjectConfigurationPlatforms) = postSolution 12 + {D01B3597-E85E-42F4-940A-EF5AE712942F}.Debug|x86.ActiveCfg = Debug|x86 13 + {D01B3597-E85E-42F4-940A-EF5AE712942F}.Debug|x86.Build.0 = Debug|x86 14 + {D01B3597-E85E-42F4-940A-EF5AE712942F}.Release|x86.ActiveCfg = Release|x86 15 + {D01B3597-E85E-42F4-940A-EF5AE712942F}.Release|x86.Build.0 = Release|x86 16 + EndGlobalSection 17 + GlobalSection(SolutionProperties) = preSolution 18 + HideSolutionNode = FALSE 19 + EndGlobalSection 20 + EndGlobal