Fix target 'check-clean

Makefile.in

@@ -318,7 +318,7 @@ DIST_ERR_MSG="Working directory is not git clean.\
 Run 'git status' to show what files are causing this.\
 Please note that 'make dist' packages the state in git, not the one on your disk."
 
-SUBMOD_ERR_MSG="Couldn't find tgl/tl-parser/tl-parser.c\
+SUBMOD_ERR_MSG="Submodule tgl looks weird.\
 Are all submodules properly initialized and updated?"
 
 # Not PHONY
@@ -328,7 +328,7 @@ Are all submodules properly initialized and updated?"
 .PHONY: check-clean
 check-clean: .git
 	@test "x" = x"`git status --porcelain`" || (echo ${DIST_ERR_MSG}; exit 1)
-	@test -r tgl/tl-parser/.git || (echo ${SUBMOD_ERR_MSG}; exit 1)
+	@test -r tgl/.git || (echo ${SUBMOD_ERR_MSG}; exit 1)
 
 # Feel free to remove the "check-clean" dependency if you know what you're doing.
 .PHONY: dist