Update .travis.yml

One more attempt to fix.

Author: sambitdash

.travis.yml

@@ -10,18 +10,11 @@ os:
   - linux
   - osx
   - windows
+  
 jobs:
   allow_failures:
     - julia: nightly
     - julia: 1.6
-
-notifications:
-  email: false
-
-after_success:
-  - julia -e 'import PDFIO; cd(joinpath(dirname(pathof(PDFIO)), "..")); using Pkg; Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'
-
-jobs:
   include:
     - stage: "Documentation"
       julia: 1.5
@@ -30,4 +23,10 @@ jobs:
         - julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'
         - julia --project=docs/ -e 'using Pkg; Pkg.build("PDFIO"); include("docs/make.jl")'
       after_success: skip  
+
+notifications:
+  email: false
+
+after_success:
+  - julia -e 'import PDFIO; cd(joinpath(dirname(pathof(PDFIO)), "..")); using Pkg; Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'