Rewards & Binance widget menus go off screen on certain window widths

[LaurenWags]

Description

Similar to #9389

On certain window widths, the widget menu for Rewards and Binance widgets goes off screen. Seems to happen on approximately 950-1140px window width as #9389 does.

Steps to Reproduce

1. Set window width to somewhere within approx 950-1140px width
2. Open Rewards or Binance widget menu

Actual result:

Off screen:

Expected result:

widget menu should not be off screen, this is how it behaves on other window widths:

Reproduces how often:

easily

Brave version (brave://version info)

Brave	1.8.82 Chromium: 81.0.4044.113 (Official Build) dev (64-bit)
Revision	e3225dafb0475864a1812a374d73a92e391635ac-refs/branch-heads/4044@{#936}
OS	macOS Version 10.14.6 (Build 18G3020)

Version/Channel Information:

• Can you reproduce this issue with the current release? no, not on 1.7.x
• Can you reproduce this issue with the beta channel? yes (1.8.x)
• Can you reproduce this issue with the dev channel? yes (1.9.x)
• Can you reproduce this issue with the nightly channel? yes (1.10.x)

Other Additional Information:

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

Miscellaneous Information:

cc @rebron @brave/legacy_qa @bsclifton

[LaurenWags]

Possibly related to #8883

[btlechowski]

Verification passed on

Brave	1.10.74 Chromium: 81.0.4044.138 (Official Build) dev (64-bit)
Revision	8c6c7ba89cc9453625af54f11fd83179e23450fa-refs/branch-heads/4044@{#999}
OS	Ubuntu 18.04 LTS

Reproduced the issue on 1.9.x

Verified test plan from brave/brave-core#5319 and the description

Also verified other resolutions for regressions.

Verification passed on

Brave | 1.10.74 Chromium: 81.0.4044.138 (Official Build) dev (64-bit)
-- | --
Revision | 8c6c7ba89cc9453625af54f11fd83179e23450fa-refs/branch-heads/4044@{#999}
OS | Windows 10 OS Version 1803 (Build 17134.1006)

Reproduced on 1.9.x

Verified test plan from brave/brave-core#5319 and the description

---

Verified passed with

Brave | 1.10.79 Chromium: 81.0.4044.138 (Official Build) dev (64-bit)
-- | --
Revision | 8c6c7ba89cc9453625af54f11fd83179e23450fa-refs/branch-heads/4044@{#999}
OS | macOS Version 10.14.6 (Build 18G3020)

• Verified STR from description

window.innerWidth < 950

window.innerWidth = 950

940 < window.innerWidth < 1140

window.innerWidth = 1140

window.innerWidth > 1140