fix: excluding some files for codespell (#75)

Author: manuelarte

.codespellrc

@@ -0,0 +1,8 @@
+# https://github.com/codespell-project/codespell#using-a-config-file
+[codespell]
+
+# Comma-separated list of files to skip.
+skip = ./go.mod,./go.sum,./.git
+
+# Check file names as well.
+check-filenames = true