Side bar show always doesn't work properly

[srirambv]

Description

Side bar show always doesn't work properly

Steps to Reproduce

1. Update to nightly
2. Enable side bar flag
3. Set it to show on hover, works as expected
4. Set it show always
5. Move cursor away from sidebar, hides again
6. Select show always, sticks properly

Actual result:

Expected result:

Setting should work the first time

Reproduces how often:

Easy

Brave version (brave://version info)

Brave	1.26.24 Chromium: 91.0.4472.57 (Official Build) nightly (64-bit)
Revision	e3443317fa07f1e9997e4a9c738eddfefc3c0292-refs/branch-heads/4472_54@{#6}
OS	Windows 10 OS Version 2009 (Build 19042.985)

Version/Channel Information:

• Can you reproduce this issue with the current release? NA
• Can you reproduce this issue with the beta channel? NA
• Can you reproduce this issue with the nightly channel? Yes

Other Additional Information:

• Does the issue resolve itself when disabling Brave Shields? NA
• Does the issue resolve itself when disabling Brave Rewards? NA
• Is the issue reproducible on the latest version of Chrome? NA

Miscellaneous Information:

cc: @simonhong @rebron

[stephendonner]

Verified FIXED using the inline steps with build

Brave	1.27.25 Chromium: 91.0.4472.77 (Official Build) nightly (x86_64)
Revision	1cecd5c8a856bc2a5adda436e7b84d8d21b339b6-refs/branch-heads/4472@{#1246}
OS	macOS Version 11.4 (Build 20F71)

Steps:

1. new profile, launched Brave
2. enabled sidebar flag
3. set it to Show on mouseover, works as expected
4. set it Show always
5. moved cursor away from sidebar, it remained, as expected