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>
diff --git a/archival/rpm2cpio.c b/archival/rpm2cpio.c
index 9d503be..3e4a6a2 100644
--- a/archival/rpm2cpio.c
+++ b/archival/rpm2cpio.c
@@ -11,7 +11,7 @@
 //config:	bool "rpm2cpio (20 kb)"
 //config:	default y
 //config:	help
-//config:	  Converts a RPM file into a CPIO archive.
+//config:	Converts a RPM file into a CPIO archive.
 
 //applet:IF_RPM2CPIO(APPLET(rpm2cpio, BB_DIR_USR_BIN, BB_SUID_DROP))
 //kbuild:lib-$(CONFIG_RPM2CPIO) += rpm2cpio.o