add cspell to lint

Signed-off-by: kksat <22549266+kksat@users.noreply.github.com>

Makefile

@@ -55,7 +55,7 @@ yamllint: .venv/bin/activate ## Run yamllint
 	. .venv/bin/activate && $(TOX) -e yamllint
 
 .PHONY: lint
-lint: yamllint shellcheck reuse lint-bicep  # Run linting for the repo
+lint: yamllint shellcheck reuse lint-bicep cspell  # Run linting for the repo
 
 .PHONY: shellcheck
 shellcheck: .venv/bin/activate  ## Run shell check analysis