Bump common ref for docs notes.
Bump common ref for docs notes.

Signed-off-by: Chris Sanders <becb1b07b5e7418402924748493938777e4ce438@spongepowered.org>

DDoS/SpongeCommon,SpongePowered/SpongeCommon,DDoS/SpongeCommon,Grinch/SpongeCommon,kenzierocks/SpongeCommon,SpongePowered/Sponge,sanman00/SpongeCommon,SpongePowered/SpongeCommon,Grinch/SpongeCommon,JBYoshi/SpongeCommon,SpongePowered/Sponge,JBYoshi/SpongeCommon,SpongePowered/Sponge,kenzierocks/SpongeCommon,sanman00/SpongeCommon