Update docker to 1.18 version (#724)

Author: mkumatag

Dockerfile

@@ -15,7 +15,7 @@
 # limitations under the License.
 
 # Build the manager binary
-FROM golang:1.17.11 as builder
+FROM golang:1.18.3 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests

hack/ccm/Dockerfile

@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-ARG GOLANG_IMAGE=golang:1.17.11
+ARG GOLANG_IMAGE=golang:1.18.3
 ARG TARGETPLATFORM=linux/amd64
 ARG ARCH=amd64