Add funds and Rewards settings are not translated in Rewards Panel

[btlechowski]

Steps to Reproduce

1. Change the language to Polish
2. Enable rewards
3. Open a site
4. Open Rewards Panel

Actual result:

Add funds and Rewards settings are not translated

Also reproduced on: Arabic, Bulgarian, Chinese(Traditional), Croatian, Czech, Danish, Dutch, Finish, French, German, Greek, Hebrew, Hungarian, Italian, Japanese, Korean, Lithuanian, Polish, Portuguese, Russian, Slovak, Slovenian, Spanish, Turkish, Vietnamese

Rewards Panel is not translated at all to Norwegian, logged #3425

Expected result:

Add funds and Rewards settings are translated

Reproduces how often:

Easily reproduced

Brave version (brave://version info)

Brave	0.60.44 Chromium: 72.0.3626.109 (Official Build) (64-bit)
Revision	fae8db7ab9280fa6704a59980263c804f809ebd5-refs/branch-heads/3626@{#857}
OS	Windows 7

cc @brave/legacy_qa @NejcZdovc @bbondy

[btlechowski]

The issue has not been fixed.

Tested on

Brave	0.63.4 Chromium: 73.0.3683.67 (Official Build) dev (64-bit)
Revision	a83fd4f3207ae83412d329a9ca1239dd1e068345-refs/branch-heads/3683@{#760}
OS	Windows 7 Service Pack 1 Build 7601.24312

[NejcZdovc]

@btlechowski we added translation strings, but not sure if strings were actually translated yet

[NejcZdovc]

cc @bbondy

[GeetaSarvadnya]

Verification passed on

Brave	0.63.40 Chromium: 74.0.3729.61 (Oficjalna wersja) beta (64-bitowa)
Wersja	5df2c8936783bd7575987e45d72a92fcf528496b-refs/branch-heads/3729@{#645}

• Verified the test plan from Fixes missing panel translations brave-core#1739
• Verified the STR from the description
  

Verification passed on

Brave	0.63.42 Chromium: 74.0.3729.75 (Official Build) beta(64-bit)
Revision	fdb7915642fef8cf997beac2554709d148e3c187-refs/branch-heads/3729@{#754}
OS	Ubuntu 18.04 LTS

Verified passed with

Brave	0.63.44 Chromium: 74.0.3729.75 (Official Build) beta(64-bit)
Revision	fdb7915642fef8cf997beac2554709d148e3c187-refs/branch-heads/3729@{#754}
OS	Mac OS X

• Verified the test plan from Fixes missing panel translations brave-core#1739
• Verified the STR from the description