chore: format and cleanup script

images/windows/scripts/build/Install-Mingw64.ps1

@@ -7,34 +7,33 @@
 $version = (Get-ToolsetContent).mingw.version
 $runtime = (Get-ToolsetContent).mingw.runtime
 
-    $("mingw32", "mingw64") | ForEach-Object {
-        if ($_ -eq "mingw32") {
-            $arch = "i686"
-            $threads = "posix"
-            $exceptions = "dwarf"
-        } elseif ($_ -eq "mingw64") {
-            $arch = "x86_64"
-            $threads = "posix"
-            $exceptions = "seh"
-        } else {
-            throw "Unknown architecture $_"
-        }
-
-        $url = Resolve-GithubReleaseAssetUrl `
-            -Repo "niXman/mingw-builds-binaries" `
-            -Version "$version" `
-            -Asset "$arch-*-release-$threads-$exceptions-$runtime-*.7z"
-
-        $packagePath = Invoke-DownloadWithRetry $url
-        Expand-7ZipArchive -Path $packagePath -DestinationPath "C:\"
-
-        # Make a copy of mingw-make.exe to make.exe, which is a more discoverable name
-        # and so the same command line can be used on Windows as on macOS and Linux
-        $path = "C:\$_\bin\mingw32-make.exe" | Get-Item
-        Copy-Item -Path $path -Destination (Join-Path $path.Directory 'make.exe')
+$("mingw32", "mingw64") | ForEach-Object {
+    if ($_ -eq "mingw32") {
+        $arch = "i686"
+        $threads = "posix"
+        $exceptions = "dwarf"
+    } elseif ($_ -eq "mingw64") {
+        $arch = "x86_64"
+        $threads = "posix"
+        $exceptions = "seh"
+    } else {
+        throw "Unknown architecture $_"
     }
 
-    Add-MachinePathItem "C:\mingw64\bin"
+    $url = Resolve-GithubReleaseAssetUrl `
+        -Repo "niXman/mingw-builds-binaries" `
+        -Version "$version" `
+        -Asset "$arch-*-release-$threads-$exceptions-$runtime-*.7z"
+
+    $packagePath = Invoke-DownloadWithRetry $url
+    Expand-7ZipArchive -Path $packagePath -DestinationPath "C:\"
+
+    # Make a copy of mingw-make.exe to make.exe, which is a more discoverable name
+    # and so the same command line can be used on Windows as on macOS and Linux
+    $path = "C:\$_\bin\mingw32-make.exe" | Get-Item
+    Copy-Item -Path $path -Destination (Join-Path $path.Directory 'make.exe')
 }
 
+Add-MachinePathItem "C:\mingw64\bin"
+
 Invoke-PesterTests -TestFile "Tools" -TestName "Mingw64"