front end bugs

[aishatasaduq]

• [x] add default logo and default profile picture.
• [x] add "others" in category by default.
• [x] use dark colors in charts in analytics.
• [x] change "day total payable" to only "total payable"
• [x] in analytics inventory tab, total products are shown in decimal.
• [x] only retail and factory options in comparison chart
• [x] fix size of print button in analytics
• [x] Add print functionality in comparison e/s tab.