CI: Update conan version to 1.9.0

appveyor.yml

@@ -66,7 +66,7 @@ before_build:
     - cmd: cd envs
     - cmd: python -m virtualenv conan
     - cmd: conan/Scripts/activate
-    - cmd: python -m pip install conan==1.6.1
+    - cmd: python -m pip install conan==1.9.0
     - cmd: cd ..
     - cmd: conan --version
     - cmd: conan remote add conan-bincrafters https://api.bintray.com/conan/bincrafters/public-conan

ci/install.sh

@@ -31,7 +31,7 @@ fi
 
 python --version
 pip install urllib3[secure] -U #Should solve SSL issues
-pip install conan==1.6.1
+pip install conan==1.9.0
 pip install codecov
 conan --version
 conan config set storage.path=~/conanData