chore: Update GOLANGCI_VERSION to v2.1.6 in Makefile and code-health.yaml

Author: lantoli

.github/workflows/code-health.yaml

@@ -52,7 +52,7 @@ jobs:
       - name: golangci-lint
         uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9
         with:
-          version: v2.0.2 # Also update GOLANGCI_VERSION variable in Makefile when updating this version
+          version: v2.1.6 # Also update GOLANGCI_VERSION variable in Makefile when updating this version
           working-directory: cfn-resources
       - name: actionlint
         run: | 

Makefile

@@ -8,7 +8,7 @@ ldXflags=github.com/mongodb/mongodbatlas-cloudformation-resources/util.defaultLo
 ldXflagsD=github.com/mongodb/mongodbatlas-cloudformation-resources/util.defaultLogLevel=debug
 
 MOCKERY_VERSION=v2.42.1
-GOLANGCI_VERSION=v2.0.2 # Also update golangci-lint GH action in code-health.yml when updating this version
+GOLANGCI_VERSION=v2.1.6 # Also update golangci-lint GH action in code-health.yml when updating this version
 
 .PHONY: submit
 submit: