Fix an issue where the origin sent in the pixel would be empty due to… (

#2628)

Task/Issue URL:
https://app.asana.com/0/1199230911884351/1207084618662354/f

**Description**:
Fix an issue where the Installation Attribution origin sent with the pixel is empty due to the wrong file referenced to read its value.

---
###### Internal references:
[Pull Request Review
Checklist](https://app.asana.com/0/1202500774821704/1203764234894239/f)
[Software Engineering
Expectations](https://app.asana.com/0/59792373528535/199064865822552)
[Technical Design
Template](https://app.asana.com/0/59792373528535/184709971311943)
[Pull Request
Documentation](https://app.asana.com/0/1202500774821704/1204012835277482/f)

.github/workflows/create_variant.yml

@@ -120,7 +120,7 @@ jobs:
       run: |
         codesign -d --entitlements :- DuckDuckGo.app > entitlements.plist
         echo "${{ env.ATB_VARIANT_NAME }}" > "DuckDuckGo.app/Contents/Resources/variant.txt"
-        echo "${{ env.ORIGIN_VARIANT_NAME }}" > "DuckDuckGo.app/Contents/Resources/origin.txt"
+        echo "${{ env.ORIGIN_VARIANT_NAME }}" > "DuckDuckGo.app/Contents/Resources/Origin.txt"
         sign_identity="$(security find-certificate -a -c "Developer ID Application" -Z | grep ^SHA-1 | cut -d " " -f3 | uniq)"
 
         /usr/bin/codesign \