Add support for M50

Received M50 units, added support for them.

docs/miners/supported_types.md

@@ -50,6 +50,15 @@ details {
 <summary>Stock Firmware Whatsminers:</summary>
     <ul>
         <details>
+        <summary>M5X Series:</summary>
+            <ul>
+                <details>
+                    <summary><a href="/miners/whatsminer/M5X/#m50">M50</a></summary>
+                        <ul>
+                            <li><a href="/miners/whatsminer/M5X/#m50vh50">VH50</a></li>
+                        </ul>
+                </details>
+            </ul>
         <summary>M3X Series:</summary>
             <ul>
                 <details>

docs/miners/whatsminer/M5X.md

@@ -0,0 +1,18 @@
+# pyasic
+## M5X Models
+
+## M50
+
+::: pyasic.miners.whatsminer.btminer.M5X.M50.BTMinerM50
+    handler: python
+    options:
+        show_root_heading: false
+        heading_level: 4
+
+## M50VH50
+
+::: pyasic.miners.whatsminer.btminer.M5X.M50.BTMinerM50VH50
+    handler: python
+    options:
+        show_root_heading: false
+        heading_level: 4