(maint) Do not error on missing SMA dll resources

When searching for dll resources for
System.Management.Automation, if the assembly ends with ".resources"
and the culture is "en-US", just return null instead of attempting to
look for the resource. It's unlikely to be found.

src/chocolatey/infrastructure.app/services/PowershellService.cs

@@ -513,6 +513,11 @@ private System.Reflection.Assembly attempt_version_load(AssemblyName requestedAs
 
             requestedAssembly.Version = version;
 
+            if (requestedAssembly.Name.EndsWith(".resources", StringComparison.OrdinalIgnoreCase) && requestedAssembly.CultureInfo.Name.is_equal_to("en-US"))
+            {
+                return null;
+            }
+
             try
             {
                 return System.Reflection.Assembly.Load(requestedAssembly);