ci_template: bump timeout for msys2 job

gitlab/ci_template.yml

@@ -467,6 +467,7 @@ build vs2017 x86:
 
 build msys2 :
   extends: '.build windows'
+  timeout: '60min'
   script:
     # Make sure powershell exists on errors
     # https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_preference_variables?view=powershell-6