config: deindent all help texts

Those two spaces after tab have no effect, and always a nuisance when editing.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

coreutils/head.c

@@ -10,8 +10,8 @@
 //config:	bool "head (3.7 kb)"
 //config:	default y
 //config:	help
-//config:	  head is used to print the first specified number of lines
-//config:	  from files.
+//config:	head is used to print the first specified number of lines
+//config:	from files.
 //config:
 //config:config FEATURE_FANCY_HEAD
 //config:	bool "Enable -c, -q, and -v"