Broken formatting of Monthly Contributions in brave://rewards for some locales

[btlechowski]

The formatting of Monthly Contributions in brave://rewards in broken for Polish locale

Steps to Reproduce

1. Clean profile
2. Open Brave in Polish locale
3. Enable Rewards
4. Open brave://rewards

Actual result:

Broken formatting of Monthly Contributions. It looks squeezed.

Expected result:

Reproduces how often:

Easily reproduced

Brave version (brave://version info)

Brave	1.1.20 Chromium: 79.0.3945.74 (Official Build) (64-bit)
Revision	99b6d241cf84f7fa7434ae8a59f9e74eb1464280-refs/branch-heads/3945@{#888}
OS	Ubuntu 18.04 LTS

Brave	1.2.20 Chromium: 79.0.3945.56 (Official Build) beta (64-bit)
Revision	73cc6bf591f792b99f8fc7cdfb8addedbd084bf8-refs/branch-heads/3945@{#788}
OS	Ubuntu 18.04 LTS

cc @NejcZdovc @bradleyrichter @karenkliu @rebron @brave/legacy_qa

[NejcZdovc]

this can be also reproduced if you change description of the box to one word

[LaurenWags]

Verified passed with

Brave	1.4.81 Chromium: 80.0.3987.87 (Official Build) beta (64-bit)
Revision	449cb163497b70dbf98d389f54e38e85d4c59b43-refs/branch-heads/3987@{#801}
OS	macOS Version 10.14.6 (Build 18G103)

• Reproduced the issue using 1.3.113

• Verified test plan from Adds width to box card brave-core#4211

• Verified the STR from description

Verification passed on

Brave	1.4.84 Chromium: 80.0.3987.87 (Official Build) beta (64-bit)
Revision	449cb163497b70dbf98d389f54e38e85d4c59b43-refs/branch-heads/3987@{#801}
OS	Windows 10 OS Version 1803 (Build 17134.1006)

• Verified test plan from Adds width to box card brave-core#4211
  

• Verified the STR from the description
  

Verification passed on

Brave	1.4.84 Chromium: 80.0.3987.87 (Official Build) beta (64-bit)
Revision	449cb163497b70dbf98d389f54e38e85d4c59b43-refs/branch-heads/3987@{#801}
OS	Ubuntu 18.04 LTS

• Verified test plan from Adds width to box card brave-core#4211

• Verified the STR from the description