update msys2 notes

images/win/scripts/SoftwareReport/SoftwareReport.Common.psm1

@@ -271,6 +271,12 @@ function Get-PacmanVersion {
     return "- Pacman $pacmanVersion"
 }
 
+function Get-ShellTarget {
+    $shells = Get-ChildItem C:\shells -File | Select-Object @{n="Name";e={
+        if ($_.Name -eq 'bash.exe') {"$($_.Name) (Default)"} else {$_.Name}}},@{n="Target";e={$_.Target[0]}} | Sort-Object Name
+    $shells | New-MDTable -Columns ([ordered]@{Name = "left"; Target = "left";})
+}
+
 function Get-YAMLLintVersion {
     yamllint --version
 }

images/win/scripts/SoftwareReport/SoftwareReport.Generator.ps1

@@ -148,14 +148,22 @@ $markdown += New-MDList -Style Unordered -Lines @(
     (Get-SeleniumWebDriverVersion -Driver "iexplorer")
 )
 
+$markdown += New-MDHeader "Shells" -Level 3
+$markdown += Get-ShellTarget
+$markdown += New-MDNewLine
+
 $markdown += New-MDHeader "MSYS2" -Level 3
 $markdown += Get-PacmanVersion
 $markdown += New-MDNewLine
+$markdown += New-MDHeader "Notes:" -Level 5
 $markdown += @'
 ```
 Location: C:\msys64
 
-Note: MSYS2 is pre-installed on image but not added to PATH.
+1. MSYS2 is pre-installed on image
+2. C:\msys64\mingw64\bin is added to PATH and has lower precedence than C:\Windows\System32
+3. C:\msys64\usr\bin is added to PATH and has lower precedence than C:\Windows\System32
+4. Default bash.exe shell is set to the C:\msys64\usr\bin\bash.exe
 ```
 '@
 $markdown += New-MDNewLine