fix caption text wrap in s2i2-HEP/CS Workshop Summary
fix caption text wrap in s2i2-HEP/CS Workshop Summary

s2i2-hep/s2i2-hep.github.io-source,s2i2-hep/s2i2-hep.github.io-source,s2i2-hep/s2i2-hep.github.io-source