fbdump: Fix help text indentation and remove staging dir installation

Tidy up fbdump package.

package/fbdump/Config.in

@@ -1,7 +1,8 @@
 config BR2_PACKAGE_FBDUMP
 	bool "fbdump (Framebuffer Capture Tool)"
 	help
-	   fbdump is a simple tool to capture snapshots from the Linux kernel framebuffer
-	   device and write them out as a PPM file. Currently, most packed-pixel framebuffer
-       formats and the vga16 framebuffer are supported.
+	  fbdump is a simple tool to capture snapshots from the Linux kernel
+	  framebuffer  device and write them out as a PPM file. Currently,
+	  most packed-pixel framebuffer formats and the vga16 framebuffer
+	  are supported.
 

package/fbdump/fbdump.mk

@@ -8,7 +8,6 @@ FBDUMP_SOURCE:=fbdump-$(FBDUMP_VERSION).tar.gz
 FBDUMP_SITE:=http://www.rcdrummond.net/fbdump
 FBDUMP_AUTORECONF = NO
 FBDUMP_CONF_ENV = ac_cv_func_malloc_0_nonnull=yes
-FBDUMP_INSTALL_STAGING = YES
 FBDUMP_INSTALL_TARGET = YES
 FBDUMP_INSTALL_TARGET_OPT = DESTDIR=$(TARGET_DIR) install-strip