[Ubuntu] Install zstd homebrew (#3181)

* install zstd using brew

* fix typo

* remove Run-Command

* replace to Take-OutputPart

* create zstd symlinks

images/linux/scripts/SoftwareReport/SoftwareReport.Generator.ps1

@@ -130,7 +130,8 @@ $toolsList = @(
     (Get-PulumiVersion),
     (Get-RVersion),
     (Get-SphinxVersion),
-    (Get-TerraformVersion)
+    (Get-TerraformVersion),
+    (Get-ZstdVersion)
 )
 
 if (-not (Test-IsUbuntu16)) {