Add packages lock file

Author: josesimoes

System.Device.Adc/packages.lock.json

@@ -0,0 +1,19 @@
+{
+  "version": 1,
+  "dependencies": {
+    ".NETnanoFramework,Version=v1.0": {
+      "nanoFramework.CoreLibrary": {
+        "type": "Direct",
+        "requested": "[1.16.1, 1.16.1]",
+        "resolved": "1.16.1",
+        "contentHash": "pUQR6+CuheWC6UXkiIXhmknPkm50OYuKs6TcIBieV50D1R991QSJUFWjM1AixT/37REh8rzx2OAPgX6YDs06zA=="
+      },
+      "Nerdbank.GitVersioning": {
+        "type": "Direct",
+        "requested": "[3.7.115, 3.7.115]",
+        "resolved": "3.7.115",
+        "contentHash": "EpXamaAdRfG/BMxGgvZlTM0npRnkmXUjAj8OdNKd17t4oN+2nvjdv/KnFmzOOMDqvlwB49UCwtOHJrAQTfUBtQ=="
+      }
+    }
+  }
+}