raidboss: Fix e3s Smothering Waters regexes (#804)
raidboss: Fix e3s Smothering Waters regexes (#804)

The regexes are missing a `for `. It was brought up on the discord by Shira#9825.
quisquous/cactbot,quisquous/cactbot,quisquous/cactbot,quisquous/cactbot,quisquous/cactbot,quisquous/cactbot