Makefile,Rakefile: rename lint target to check; #5790

The pre-commit check does some static analysis but the term lint is used
as static analysis of software code under the UNIX environment. So we
have renamed the target `check`.

Makefile

@@ -14,6 +14,6 @@ clean :
 	$(RAKE) clean
 .PHONY : clean
 
-lint :
+check :
 	pre-commit run --all-files
 .PHONY : lint

Rakefile

@@ -96,6 +96,6 @@ task :install_bin => :all do
   end
 end
 
-task :lint do
+task :check do
   sh "pre-commit run --all-files"
 end