chore: update go version (#440)

Co-authored-by: AlinsRan <alinsran@apache.org>
diff --git a/dashboard/Dockerfile.alpine b/dashboard/Dockerfile.alpine
index 1a7752e..e5daca5 100644
--- a/dashboard/Dockerfile.alpine
+++ b/dashboard/Dockerfile.alpine
@@ -26,7 +26,7 @@
     && cd /usr/local/apisix-dashboard && git clean -Xdf \
     && rm -f ./.githash && git log --pretty=format:"%h" -1 > ./.githash
 
-FROM --platform=$BUILDPLATFORM golang:1.17 as api-builder
+FROM --platform=$BUILDPLATFORM golang:1.19 as api-builder
 
 ARG ENABLE_PROXY=false
 
diff --git a/dashboard/Dockerfile.centos b/dashboard/Dockerfile.centos
index b1ca902..f60632c 100644
--- a/dashboard/Dockerfile.centos
+++ b/dashboard/Dockerfile.centos
@@ -26,7 +26,7 @@
     && cd /usr/local/apisix-dashboard && git clean -Xdf \
     && rm -f ./.githash && git log --pretty=format:"%h" -1 > ./.githash
 
-FROM --platform=$BUILDPLATFORM golang:1.17 as api-builder
+FROM --platform=$BUILDPLATFORM golang:1.19 as api-builder
 
 ARG ENABLE_PROXY=false