[main] `CentOS9_PreviousSourceBuiltSdk` failing to init detect binaries

[Winniexu01]

https://dev.azure.com/dnceng/internal/_build/results?buildId=2722680&view=logs&j=03eddf29-19ea-5da1-7ecf-c1b1a00afb8c&t=2c47675d-71cc-5d77-f8fb-090c01b8dd94 (internal Microsoft link)

Prep the Build step failed to detect binaries with error MSB1008:

MSBUILD : error MSB1008: Only one project can be specified.
    Full command line: '/__w/1/s/.dotnet/sdk/10.0.100-preview.6.25302.104/MSBuild.dll -maxcpucount -verbosity:m -tlp:default=auto -nologo -restore -consoleloggerparameters:Summary --property:BinariesMode=Clean --property:AllowedBinariesFile=/__w/1/s/eng/allowed-sb-binaries.txt --property:BinariesPackagesDir=/tmp/tmp.FolIyh6yk6 --property:UseSharedCompilation=false --property:EmitCompilerGeneratedFiles=true -property:NuGetInteractive=false /__w/1/s/eng/init-detect-binaries.proj /bl:artifacts/log/prep-remove-binaries.binlog /fileLoggerParameters:LogFile=artifacts/log/prep-remove-binaries.log centos.9-x64'
  Switches appended by response files:
Switch: centos.9-x64

Releated to dotnet/dotnet#912

[mthalman]

/cc @ellahathaway

[ellahathaway]

Looks like an issue with the value being passed to the detect binaries project via positional args. I'm investigating.