Remove build badge from README
Remove build badge from README

ldbc/ldbc_graphalytics,ldbc/ldbc_graphalytics,tudelft-atlarge/graphalytics,ldbc/ldbc_graphalytics,tudelft-atlarge/graphalytics,tudelft-atlarge/graphalytics,tudelft-atlarge/graphalytics,ldbc/ldbc_graphalytics,ldbc/ldbc_graphalytics,tudelft-atlarge/graphalytics