Update solid_queue.gemspec

Co-authored-by: Rosa Gutierrez <[email protected]>

Author: mjankowski

solid_queue.gemspec

@@ -11,7 +11,7 @@ Gem::Specification.new do |spec|
   spec.license     = "MIT"
 
   spec.post_install_message = <<~MESSAGE
-    There are breaking changes during Solid Queue upgrades before version 1.0
+Upgrading from Solid Queue < 1.0? Check details on breaking changes and upgrade instructions
     --> https://github.com/rails/solid_queue/blob/main/UPGRADING.md
   MESSAGE