build: bump builder image to go 1.20

zwpaper · zwpaper · commit a3304bd69226 · 2023-08-06T11:13:15.000+08:00
Signed-off-by: Zhang Wei &lt;kweizh@gmail.com&gt;
Signed-off-by: Wei Zhang &lt;kweizh@gmail.com&gt;
diff --git a/build/controller/Dockerfile b/build/controller/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 ARG ARCH
-FROM golang:1.19
+FROM golang:1.20
 
 WORKDIR /go/src/sigs.k8s.io/scheduler-plugins
 COPY . .
diff --git a/build/scheduler/Dockerfile b/build/scheduler/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 ARG ARCH
-FROM golang:1.19
+FROM golang:1.20
 
 WORKDIR /go/src/sigs.k8s.io/scheduler-plugins
 COPY . .
