Update Go versions for GH action

.github/workflows/test.yml

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 542b91f..7441ec7 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@
   test:
     strategy:
       matrix:
-        go-version: [1.16.x, 1.17.x]
+        go-version: [1.18.x, 1.19.x]
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
 
@@ -32,7 +32,7 @@
     needs: test
     strategy:
       matrix:
-        go-version: [1.16.x, 1.17.x]
+        go-version: [1.18.x, 1.19.x]
         arch: [386, arm, arm64]
     runs-on: ubuntu-latest