Use same Conan version on macOS as on other platforms.

.github/workflows/on_PR_mac_matrix.yml

@@ -3,7 +3,7 @@ name: Mac Matrix on PRs
 on: [pull_request]
 
 jobs:
-  windows:
+  MacOS:
     name: 'MacOS - clang, BuildType:${{matrix.build_type}}, SHARED:${{matrix.shared_libraries}}'
     runs-on: macos-latest
 
@@ -19,7 +19,7 @@ jobs:
       - name: install dependencies
         run: |
           brew install ninja
-          pip3 install conan==1.36.0
+          pip3 install conan==1.39.0
 
       - name: Run Conan
         run: |

.github/workflows/on_push_BasicWinLinMac.yml

@@ -97,7 +97,7 @@ jobs:
       - name: install dependencies
         run: |
           brew install ninja
-          pip3 install conan==1.36.0
+          pip3 install conan==1.39.0
 
       - name: Conan
         run: |

.github/workflows/release.yml

@@ -67,7 +67,7 @@ jobs:
           brew install ninja
           brew install tree
           brew install gettext
-          pip3 install conan==1.36.0
+          pip3 install conan==1.39.0
           brew install doxygen
           brew install graphviz