Fix curl not following redirects when downloading product version files (#671)

* Initial plan

* Fix curl not following redirects when downloading product version files

Co-authored-by: mmitche <[email protected]>

---------

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: mmitche <[email protected]>

Author: Copilot

src/dotnet-install.sh

@@ -783,7 +783,7 @@ get_specific_product_version() {
 
         if machine_has "curl"
         then
-            if ! specific_product_version=$(curl -s --fail "${download_link}${feed_credential}" 2>&1); then
+            if ! specific_product_version=$(curl -sL --fail "${download_link}${feed_credential}" 2>&1); then
                 continue
             else
                 echo "${specific_product_version//[$'\t\r\n']}"