impr(quote): Added an English and Portuguese quote (@h-queiroz) (#7297)

### Description

Added a quote in English and it's translation in Portuguese as well.

The quote is "Let them see my weakness, and let them see me overcome
it." both in english and in portuguese.

### Checks

- [ ] Adding/modifying Typescript code?
  - [ ] I have used `qs`, `qsa` or `qsr` instead of JQuery selectors.
- [x] Adding quotes?
- [x] Make sure to include translations for the quotes in the
description (or another comment) so we can verify their content.
- [ ] Adding a language?
- Make sure to follow the [languages
documentation](https://github.com/monkeytypegame/monkeytype/blob/master/docs/LANGUAGES.md)
  - [ ] Add language to `packages/schemas/src/languages.ts`
- [ ] Add language to exactly one group in
`frontend/src/ts/constants/languages.ts`
  - [ ] Add language json file to `frontend/static/languages` 
- [ ] Adding a theme?
- Make sure to follow the [themes
documentation](https://github.com/monkeytypegame/monkeytype/blob/master/docs/THEMES.md)
  - [ ] Add theme to `packages/schemas/src/themes.ts`
  - [ ] Add theme to `frontend/src/ts/constants/themes.ts`
  - [ ] Add theme css file to `frontend/static/themes`
- [ ] Add some screenshots of the theme, especially with different test
settings (colorful, flip colors) to your pull request
- [ ] Adding a layout?
- [ ] Make sure to follow the [layouts
documentation](https://github.com/monkeytypegame/monkeytype/blob/master/docs/LAYOUTS.md)
  - [ ] Add layout to `packages/schemas/src/layouts.ts`
  - [ ] Add layout json file to `frontend/static/layouts` 
- [ ] Adding a font?
- Make sure to follow the [themes
documentation](https://github.com/monkeytypegame/monkeytype/blob/master/docs/FONTS.md)
  - [ ] Add font file  to `frontend/static/webfonts`
  - [ ] Add font to `packages/schemas/src/fonts.ts`
  - [ ] Add font to `frontend/src/ts/constants/fonts.ts`
- [ ] Check if any open issues are related to this PR; if so, be sure to
tag them below.
- [x] Make sure the PR title follows the Conventional Commits standard.
(https://www.conventionalcommits.org for more info)
- [x] Make sure to include your GitHub username prefixed with @ inside
parentheses at the end of the PR title.

Closes #

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frontend/static/quotes/english.json

@@ -39141,6 +39141,12 @@
       "source": "XCOM: Enemy Unknown",
       "id": 7736,
       "length": 308
+    },
+    {
+      "text": "Let them see my weakness, and let them see me overcome it.",
+      "source": "Mistborn: The Final Empire",
+      "id": 7737,
+      "length": 58
     }
   ]
 }

frontend/static/quotes/portuguese.json

@@ -654,6 +654,12 @@
       "source": "Luís Soares, Machado de Assis",
       "length": 215,
       "id": 109
+    },
+    {
+      "text": "Deixe-os ver minha fraqueza, e deixe que me vejam superando-a.",
+      "source": "Mistborn: O Império Final, Brandon Sanderson",
+      "length": 62,
+      "id": 110
     }
   ]
 }