feat: `Turtle.get/set_PatternAnimation ( Fixes #26 )

Author: StartAutomating

Turtle.types.ps1xml

@@ -256,6 +256,24 @@ $viewY = [Math]::Max($this.Maximum.Y, $this.Minimum.Y * -1)
 "</svg>") -join '' -as [xml]
                     </GetScriptBlock>
       </ScriptProperty>
+      <ScriptProperty>
+        <Name>PatternAnimation</Name>
+        <GetScriptBlock>
+                        if ($this.'.PatternAnimation') {
+    return $this.'.PatternAnimation'
+}
+
+                    </GetScriptBlock>
+        <SetScriptBlock>
+                        param(
+[string]
+$PatternAnimation
+)
+
+$this | Add-Member -MemberType NoteProperty -Force -Name '.PatternAnimation' -Value $PatternAnimation
+
+                    </SetScriptBlock>
+      </ScriptProperty>
       <ScriptProperty>
         <Name>Points</Name>
         <GetScriptBlock>