Fix broken output.
Current implementation output on Gentoo Linux:
binutils               2.25.1
1.1
2.25.1

Proposed implementation:
binutils        2.25.1

Tested on:
Gentoo Linux
Debian 6.0.10
Oracle Linux Server release 7.1
Arch Linux
openSuSE 13.2

Signed-off-by: Alexander Kapshuk <alexander.kapshuk@gmail.com>
---
--- linux/scripts/ver_linux.orig    2015-10-03 13:41:57.118790241 +0300
+++ linux/scripts/ver_linux    2015-10-03 13:50:17.853297172 +0300
@@ -17,7 +17,14 @@
 make --version 2>&1 | awk -F, '{print $1}' | awk \
       '/GNU Make/{print "Gnu make              ",$NF}'

-echo "binutils               $(ld -v | egrep -o '[0-9]+\.[0-9\.]+')"
+test -x "$ld" &&
+$ld -v 2>&1 |
+sed '
+    /[0-9]$/!d
+    s/-.*//
+    s/.*[ \t]//
+    s/^/binutils\t\t/
+'

 echo -n "util-linux             "
 fdformat --version | awk '{print $NF}' | sed -e s/^util-linux-// -e s/\)$//