fix(curriculum): use — consistently in workshop-quincys-job-tips (freeCodeCamp#65505)

Author: Jeevankumar-s

curriculum/challenges/english/blocks/workshop-quincys-job-tips/68eaa9ef8a0867071f195f59.md

@@ -18,7 +18,7 @@ Here's an example:
   <blockquote cite="https://www.freecodecamp.org/news/is-college-worth-it/">
     The first thing you should consider about education is this is an economic decision.
   </blockquote>
-  <p>—Quincy Larson, <cite>Is College Still Worth it? Tips from my 20 Years in Adult Education</cite></p>
+  <p>&mdash;Quincy Larson, <cite>Is College Still Worth it? Tips from my 20 Years in Adult Education</cite></p>
 </div>
 ```
 
@@ -73,7 +73,7 @@ assert.equal(pElCleanedText, '—Quincy Larson, How to Learn to Code and Get a D
         </blockquote>
         <p>
       --fcc-editable-region--
-          —Quincy Larson, How to Learn to Code and Get a Developer Job [Full Book]
+          &mdash;Quincy Larson, How to Learn to Code and Get a Developer Job [Full Book]
       --fcc-editable-region--
         </p>
       </section>

curriculum/challenges/english/blocks/workshop-quincys-job-tips/68eab45aceb7c00fd8de4fed.md

@@ -78,7 +78,7 @@ assert.equal(blockquoteEl?.getAttribute('cite'), 'https://www.freecodecamp.org/n
           Can you imagine what it would be like to be a successful developer? To have built software systems that people rely upon?
         </blockquote>
         <p>
-          —Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
+          &mdash;Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
         </p>
       </section>
       <section>

curriculum/challenges/english/blocks/workshop-quincys-job-tips/68eab6a2b37d2f13602d0c3f.md

@@ -88,7 +88,7 @@ assert.equal(forthPEl?.innerText.trim(), 'Go to tech meetups and conferences. Tr
           Can you imagine what it would be like to be a successful developer? To have built software systems that people rely upon?
         </blockquote>
         <p>
-          —Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
+          &mdash;Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
         </p>
       </section>
       <section>

curriculum/challenges/english/blocks/workshop-quincys-job-tips/68ebe9cd7523d340c0b343d3.md

@@ -116,7 +116,7 @@ assert.equal(thirdPEl?.innerText.trim(), 'Hang out at hackerspaces and help peop
           Can you imagine what it would be like to be a successful developer? To have built software systems that people rely upon?
         </blockquote>
         <p>
-          —Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
+          &mdash;Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
         </p>
       </section>
       <section>
@@ -162,7 +162,7 @@ assert.equal(thirdPEl?.innerText.trim(), 'Hang out at hackerspaces and help peop
           Can you imagine what it would be like to be a successful developer? To have built software systems that people rely upon?
         </blockquote>
         <p>
-          —Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
+          &mdash;Quincy Larson, <cite>How to Learn to Code and Get a Developer Job [Full Book]</cite>
         </p>
       </section>