github CI: update conan

Signed-off-by: Rosen Penev <rosenp@gmail.com>

.github/workflows/on_PR_windows_matrix.yml

@@ -45,7 +45,7 @@ jobs:
 
       - name: Install Conan & Common config
         run: |
-          python -m pip install conan==1.55.0
+          python -m pip install conan==1.59.0
           conan config install https://github.com/conan-io/conanclientcert.git
           conan profile new --detect default
           conan profile update settings.build_type=${{matrix.build_type}} default

.github/workflows/on_push_BasicWinLinMac.yml

@@ -35,7 +35,7 @@ jobs:
 
       - name: Install Conan & Common config
         run: |
-          python -m pip install conan==1.55.0
+          python -m pip install conan==1.59.0
           conan profile new --detect default
           conan profile show default
           conan profile update settings.compiler="Visual Studio" default

.github/workflows/release.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Install dependencies
         run: |
           sudo apt install -y gettext doxygen graphviz
-          python -m pip install conan==1.55.0 ninja
+          python -m pip install conan==1.59.0 ninja
 
       - name: Conan common config
         run: |