fix(curriculum): test typos (#39984)

curriculum/challenges/english/01-responsive-web-design/basic-html-cat-photo-app/part-040.md

@@ -20,9 +20,9 @@ tests:
     testString: assert( $('input').length );
   - text: Your `form` should only contain the `input` element. Remove any HTML additional elements or text within the `form` element.
     testString: assert( $('form')[0].children.length === 1 && $('form')[0].innerText.trim().length === 0 );
-  - text: Your `input` element should have a `required` attribute`. Remember, you just add the word `required` inside the `input` element's tag.
+  - text: Your `input` element should have a `required` attribute. Remember, you just add the word `required` inside the `input` element's tag.
     testString: assert( $('input')[0].hasAttribute('required') );
-  - text: A value should not be given to the `required` attribute`.
+  - text: A value should not be given to the `required` attribute.
     testString: assert( $('input')[0].getAttribute('required') === '' );
 
 ```

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/find-characters-with-lazy-matching.md

@@ -28,7 +28,7 @@ tests:
     testString: assert(result[0] == '<h1>');
   - text: <code>myRegex</code> should use lazy matching
     testString: assert(/\?/g.test(myRegex));
-  - text: <code>myRegex</code></code> should not include the string 'h1'
+  - text: <code>myRegex</code> should not include the string 'h1'
     testString: assert(!myRegex.source.match('h1'));
 
 ```

curriculum/challenges/english/03-front-end-libraries/sass/store-data-with-sass-variables.md

@@ -39,9 +39,9 @@ tests:
     testString: assert(code.match(/\$text-color:\s*?red;/g));
   - text: Your code should use the <code>$text-color</code> variable to change the <code>color</code> for the <code>.blog-post</code> and <code>h2</code> items.
     testString: assert(code.match(/color:\s*?\$text-color;/g));
-  - text: Your <code>.blog-post</code> element should have a </code>color</code> of red.
+  - text: Your <code>.blog-post</code> element should have a <code>color</code> of red.
     testString: assert($('.blog-post').css('color') == 'rgb(255, 0, 0)');
-  - text: Your <code>h2</code> elements should have a </code>color</code> of red.
+  - text: Your <code>h2</code> elements should have a <code>color</code> of red.
     testString: assert($('h2').css('color') == 'rgb(255, 0, 0)');
 
 ```

curriculum/challenges/english/10-coding-interview-prep/rosetta-code/execute-brain.md

@@ -37,7 +37,7 @@ Any cell size is allowed, EOF (<u>E</u>nd-<u>O</u>-<u>F</u>ile) support is optio
 tests:
   - text: <code>brain(bye)</code> should return a string
     testString: assert(typeof brain(bye) === 'string');
-  - text: <code>brain("++++++[>++++++++++<-]>+++++.")</code should return "A"
+  - text: <code>brain("++++++[>++++++++++<-]>+++++.")</code> should return "A"
     testString: assert.equal(brain("++++++[>++++++++++<-]>+++++."),"A");
   - text: <code>brain(bye)</code> should return <code>Goodbye, World!\\r\\n</code>
     testString: assert.equal(brain(bye), 'Goodbye, World!\r\n');