Remove the "=1.5.6" file staying at /

[root@jenkins ~]# ls -al / | head -7
total 60
drwxr-xr-x  27 root root 4096 Nov 19 20:25 .
drwxr-xr-x  27 root root 4096 Nov 19 20:25 ..
-rw-r--r--   1 root root 1103 Nov 19 18:16 =1.5.6
-rw-r--r--   1 root root    0 Nov  3 16:48 .autorelabel
lrwxrwxrwx   1 root root    7 Nov  3 16:43 bin -> usr/bin
dr-xr-xr-x   4 root root 4096 Nov 19 18:28 boot

Change-Id: Ic567bc4b5e988af0da069c79e0b470cfa5748e6e
Merge "Remove the "=1.5.6" file staying at /"