[AC-3912] feat: added stack direction to message list and set as bottom

[bang9]

Changes

• Added message stack direction and set it to bottom.

ticket: AC-3912

Additional Notes

Checklist

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[github-actions]

Size Change: +8 B (0%)

Total Size: 602 kB

Filename	Size	Change
./dist/__bundle-46d64517-********.js	4.01 kB	-1 B (-0.02%)
./dist/index-********.js	305 kB	+26 B (+0.01%)
./dist/index.umd.js	282 kB	-14 B (0%)
./dist/Placeholder.error-********.js	344 B	-1 B (-0.29%)
./dist/Placeholder.loading-********.js	183 B	-1 B (-0.54%)
./dist/Placeholder.noChannels-********.js	181 B	-1 B (-0.55%)
./dist/PlaceholderCommon-********.js	245 B	-1 B (-0.41%)
./dist/style.css	8.57 kB	+1 B (+0.01%)

ℹ️ View Unchanged

Filename	Size
./dist/__bundle-7c3d40f4-********.js	21 B
./dist/__bundle-bbedc09c-********.js	891 B
./dist/index.es.js	170 B
./dist/Placeholder.noMessages-********.js	182 B

_{compressed-size-action}

[liamcho]

LGTM