Add osem-logo.png to /public/img directory
Add osem-logo.png to /public/img directory

Added an image file of the osem logo to the /public/img directory.
File was added to be used in new more user friendly error pages.

namangupta01/osem,bear454/osem,differentreality/osem,namangupta01/osem,Shriyanshagro/osem,AndrewKvalheim/osem,openSUSE/osem,namangupta01/osem,rishabhptr/osem,bear454/osem,namangupta01/osem,openSUSE/osem,BelieveC/osem,bear454/osem,differentreality/osem,Shriyanshagro/osem,rishabhptr/osem,differentreality/osem,SeaGL/osem,kormoc/osem,Shriyanshagro/osem,kormoc/osem,bear454/osem,differentreality/osem,Shriyanshagro/osem,hennevogel/osem,kormoc/osem,openSUSE/osem,hennevogel/osem,AndrewKvalheim/osem,BelieveC/osem,SeaGL/osem,SeaGL/osem,hennevogel/osem,kormoc/osem,BelieveC/osem,rishabhptr/osem,rishabhptr/osem,BelieveC/osem,hennevogel/osem,AndrewKvalheim/osem