gitoxide: `EDITOR=sed` related error when running `make_rebase_i_repo.sh`

These seem to be different errors though, maybe the shell on MacOS has trouble?

MacOS

2022-04-14T09:48:59.9196440Z stderr: /Users/runner/work/gitoxide/gitoxide/git-repository/tests/fixtures/make_rebase_i_repo.sh: line 33: [: 2 35 1: integer expression expected
2022-04-14T09:48:59.9196950Z fatal: --preserve-merges was replaced by --rebase-merges
2022-04-14T09:48:59.9197450Z ', tests/tools/src/lib.rs:115:9
2022-04-14T09:48:59.9197760Z note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
2022-04-14T09:48:59.9197950Z 
2022-04-14T09:48:59.9197960Z 
2022-04-14T09:48:59.9198020Z failures:

Windows

2022-04-14T09:40:43.0699609Z stderr: which: no gsed in (/mingw64/bin:/usr/bin:/c/Users/runneradmin/bin:/d/a/gitoxide/gitoxide/target/debug/build/curl-sys-7e85c957548a17f0/out/build:/d/a/gitoxide/gitoxide/target/debug/build/libgit2-sys-a405fc67d8aee456/out/build:/d/a/gitoxide/gitoxide/target/debug/build/libssh2-sys-0acf82cde4d4f0d1/out/build:/d/a/gitoxide/gitoxide/target/debug/build/libz-sys-a02af73321b6f02b/out/lib:/d/a/gitoxide/gitoxide/target/debug/build/wepoll-ffi-169df33785c3c0f8/out:/d/a/gitoxide/gitoxide/target/debug/deps:/d/a/gitoxide/gitoxide/target/debug:/c/Users/runneradmin/.rustup/toolchains/stable-x86_64-pc-windows-msvc/lib/rustlib/x86_64-pc-windows-msvc/lib:/c/Users/runneradmin/.cargo/bin:/c/Users/runneradmin/.rustup/toolchains/stable-x86_64-pc-windows-msvc/bin:/c/Program Files/MongoDB/Server/5.0/bin:/c/aliyun-cli:/c/vcpkg:/c/cf-cli:/c/Program Files (x86)/NSIS:/c/tools/zstd:/c/Program Files/Mercurial:/c/hostedtoolcache/windows/stack/2.7.5/x64:/c/cabal/bin:/c/ghcup/bin:/c/tools/ghc-9.2.2/bin:/c/Program Files/dotnet:/c/mysql/bin:/c/Program Files/R/R-4.1.3/bin/x64:/c/SeleniumWebDrivers/GeckoDriver:/c/Program Files (x86)/sbt/bin:/c/Program Files (x86)/GitHub CLI:/bin:/c/Program Files (x86)/pipx_bin:/c/hostedtoolcache/windows/go/1.17.8/x64/bin:/c/hostedtoolcache/windows/Python/3.7.9/x64/Scripts:/c/hostedtoolcache/windows/Python/3.7.9/x64:/c/hostedtoolcache/windows/Ruby/2.5.9/x64/bin:/c/tools/kotlinc/bin:/c/hostedtoolcache/windows/Java_Temurin-Hotspot_jdk/8.0.322-6/x64/bin:/c/npm/prefix:/c/Program Files (x86)/Microsoft SDKs/Azure/CLI2/wbin:/c/ProgramData/kind:/c/Program Files/Eclipse Foundation/jdk-8.0.302.8-hotspot/bin:/c/Windows/system32:/c/Windows:/c/Windows/System32/Wbem:/c/Windows/System32/WindowsPowerShell/v1.0:/c/Windows/System32/OpenSSH:/c/ProgramData/Chocolatey/bin:/c/Program Files/Docker:/c/Program Files/PowerShell/7:/c/Program Files/Microsoft/Web Platform Installer:/c/Program Files/dotnet:/c/Program Files/Microsoft SQL Server/130/Tools/Binn:/c/Program Files/Microsoft SQL Server/Client SDK/ODBC/170/Tools/Binn:/c/Program Files (x86)/Windows Kits/10/Windows Performance Toolkit:/c/Program Files (x86)/Microsoft SQL Server/110/DTS/Binn:/c/Program Files (x86)/Microsoft SQL Server/120/DTS/Binn:/c/Program Files (x86)/Microsoft SQL Server/130/DTS/Binn:/c/Program Files (x86)/Microsoft SQL Server/140/DTS/Binn:/c/Program Files (x86)/Microsoft SQL Server/150/DTS/Binn:/c/Program Files/nodejs:/c/Program Files/OpenSSL/bin:/c/Strawberry/c/bin:/c/Strawberry/perl/site/bin:/c/Strawberry/perl/bin:/c/ProgramData/chocolatey/lib/pulumi/tools/Pulumi/bin:/c/Program Files/TortoiseSVN/bin:/c/Program Files/CMake/bin:/c/ProgramData/chocolatey/lib/maven/apache-maven-3.8.5/bin:/c/Program Files/Microsoft Service Fabric/bin/Fabric/Fabric.Code:/c/Program Files/Microsoft SDKs/Service Fabric/Tools/ServiceFabricLocalClusterManager:/cmd:/mingw64/bin:/usr/bin:/c/Program Files/GitHub CLI:/c/tools/php:/c/Program Files (x86)/sbt/bin:/c/SeleniumWebDrivers/ChromeDriver:/c/SeleniumWebDrivers/EdgeDriver:/c/Program Files/Amazon/AWSCLIV2:/c/Program Files/Amazon/SessionManagerPlugin/bin:/c/Program Files/Amazon/AWSSAMCLI/bin:/c/Program Files (x86)/Google/Cloud SDK/google-cloud-sdk/bin:/c/Program Files (x86)/Microsoft BizTalk Server:/c/Program Files/LLVM/bin:/c/Users/runneradmin/.dotnet/tools:/c/Users/runneradmin/.cargo/bin:/c/Users/runneradmin/AppData/Local/Microsoft/WindowsApps)
2022-04-14T09:40:43.0705473Z D:\a\gitoxide\gitoxide\git-repository\tests\fixtures\make_rebase_i_repo.sh: line 33: bc: command not found
2022-04-14T09:40:43.0706030Z fatal: --preserve-merges was replaced by --rebase-merges
2022-04-14T09:40:43.0706440Z ', tests\tools\src\lib.rs:115:9
2022-04-14T09:40:43.0706836Z note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

_Originally posted by @Byron in https://github.com/Byron/gitoxide/issues/382#issuecomment-1099008000_