chore(linter): Update version for Go v1.26

After the GO update, we also need to update the linter to a version that
supports Go v1.26.

PR: #777
Signed-off-by: Charalampos Mainas <cmainas@nubificus.co.uk>
Reviewed-by: Anastassios Nanos <ananos@nubificus.co.uk>
Approved-by: Anastassios Nanos <ananos@nubificus.co.uk>

Author: cmainas

.github/workflows/lint.yml

@@ -41,7 +41,7 @@ jobs:
       - name: golangci-lint
         uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8
         with:
-          version: v2.7
+          version: v2.9
 
           # show only new issues if it's a pull request. The default value is `false`.
           only-new-issues: true

Makefile

@@ -82,7 +82,7 @@ CNTR_OPTS ?= run --rm -it
 # Linking variables
 LINT_CNTR_OPTS ?= $(CNTR_OPTS) -v $(CURDIR):/app -w /app
 #? LINT_CNTR_IMG The linter image to use (default: golangci/golangci-lint:v1.53.3)
-LINT_CNTR_IMG  ?= golangci/golangci-lint:v2.7
+LINT_CNTR_IMG  ?= golangci/golangci-lint:v2.9
 LINT_CNTR_CMD  ?= golangci-lint run -v --timeout=5m
 
 #? DOCS_CNTR_IMG The mkdocs image to use (default: harbor.nbfc.io/nubificus/urunc/mkdocs:test)