Update 2 NuGet dependencies

***NO_CI***

Author: nfbot

nanoFramework.System.Math.Benchmark/nanoFramework.System.Math.Benchmark.nfproj

@@ -35,8 +35,8 @@
     <Reference Include="mscorlib, Version=1.15.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.CoreLibrary.1.15.5\lib\mscorlib.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.Benchmark, Version=1.0.78.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.Benchmark.1.0.78\lib\nanoFramework.Benchmark.dll</HintPath>
+    <Reference Include="nanoFramework.Benchmark, Version=1.0.80.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.Benchmark.1.0.80\lib\nanoFramework.Benchmark.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Logging, Version=1.1.113.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.Logging.1.1.113\lib\nanoFramework.Logging.dll</HintPath>
@@ -51,7 +51,7 @@
       <HintPath>..\packages\nanoFramework.System.Text.1.2.54\lib\nanoFramework.System.Text.dll</HintPath>
     </Reference>
     <Reference Include="System.Diagnostics.Stopwatch, Version=1.2.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.1.2.660\lib\System.Diagnostics.Stopwatch.dll</HintPath>
+      <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.1.2.670\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>

nanoFramework.System.Math.Benchmark/packages.config

@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.Benchmark" version="1.0.78" targetFramework="netnano1.0" />
+  <package id="nanoFramework.Benchmark" version="1.0.80" targetFramework="netnano1.0" />
   <package id="nanoFramework.CoreLibrary" version="1.15.5" targetFramework="netnano1.0" />
   <package id="nanoFramework.Logging" version="1.1.113" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Native" version="1.7.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Collections" version="1.5.45" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="1.2.660" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.Diagnostics.Stopwatch" version="1.2.670" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Text" version="1.2.54" targetFramework="netnano1.0" />
 </packages>

nanoFramework.System.Math.Benchmark/packages.lock.json

@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.Benchmark": {
         "type": "Direct",
-        "requested": "[1.0.78, 1.0.78]",
-        "resolved": "1.0.78",
-        "contentHash": "73Hh26jDPow0A0RV+ViRPGXigLuKL4HvECkywj+naNRcSA2oK9qvvr8bDLeb5pkGoiJ+mZ/i2icZ05oty69BoA=="
+        "requested": "[1.0.80, 1.0.80]",
+        "resolved": "1.0.80",
+        "contentHash": "2aSEfktojZuG0Zs1b1tox3/h8xbmn9ON1SsKHV3rYlI9pjIc0ELveD6NCDyMZh3yBYtF1MqZZJGVLESqP6aYTQ=="
       },
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
@@ -34,9 +34,9 @@
       },
       "nanoFramework.System.Diagnostics.Stopwatch": {
         "type": "Direct",
-        "requested": "[1.2.660, 1.2.660]",
-        "resolved": "1.2.660",
-        "contentHash": "ScGIMJcQ7E8+xhuR0Svt6+k2mjb7+WyDBXR8DmmRwSF0w1ugK6IPqlbxfvDzOklZtxqexdugp/mrC1sZ6UNRzA=="
+        "requested": "[1.2.670, 1.2.670]",
+        "resolved": "1.2.670",
+        "contentHash": "4ricLROKKGRjoePNDNYptJqaoFy9FfYpS3QQrDxdBx5PjmMd5BRN6WqZTmlj1xi0TgN2YGmbG76tA+PhYCPZ6g=="
       },
       "nanoFramework.System.Text": {
         "type": "Direct",