[CI] Update to Asciidoctor 2.0.12

.cirrus.yml

@@ -45,7 +45,7 @@ freebsd_build_task:
 #     - brew install cmake
 #     - brew install gettext
 #     # NOTE: Specify an explicit Asciidoctor version to help ensure reproducible builds
-#     - sudo gem install asciidoctor -v 2.0.10 --no-document
+#     - sudo gem install asciidoctor -v 2.0.12 --no-document
 #     # gcc6+ is currently required to bootstrap vcpkg on macOS
 #     - brew install gcc@7
 #     - sudo bundle install --gemfile="macosx/BuildBot/Gemfile"

.github/workflows/CI_macos.yml

@@ -66,7 +66,7 @@ jobs:
       run: |
         brew install gettext
         # NOTE: Specify an explicit Asciidoctor version to help ensure reproducible builds
-        gem install asciidoctor -v 2.0.10 --no-document
+        gem install asciidoctor -v 2.0.12 --no-document
 
         #brew update
         #if (brew outdated | grep cmake > /dev/null); then echo "upgrading CMake"; brew upgrade cmake; fi

.github/workflows/CI_windows.yml

@@ -46,7 +46,7 @@ jobs:
     #     Write-Host "------------------------------------------------------"
     #     & gci env:* | sort-object name
     - name: Install Asciidoctor
-      run: gem install asciidoctor -v 2.0.10 --no-document
+      run: gem install asciidoctor -v 2.0.12 --no-document
     - name: Install NSIS
       run: choco install nsis -y
     - name: Generate Settings for Run [${{ matrix.compiler }}:${{ matrix.architecture }}]

.travis.yml

@@ -15,7 +15,7 @@ matrix:
         #- brew upgrade cmake
         - brew install gettext
         # NOTE: Specify an explicit Asciidoctor version to help ensure reproducible builds
-        - gem install asciidoctor -v 2.0.10 --no-document
+        - gem install asciidoctor -v 2.0.12 --no-document
         # Try to workaround issues with brew downloading gcc
         - brew fetch --retry gcc@7
         # gcc6+ is currently required to bootstrap vcpkg on macOS
@@ -39,7 +39,7 @@ matrix:
         - if (brew outdated | grep cmake > /dev/null); then echo "upgrading CMake"; brew upgrade cmake; fi
         - brew install gettext
         # NOTE: Specify an explicit Asciidoctor version to help ensure reproducible builds
-        - gem install asciidoctor -v 2.0.10 --no-document
+        - gem install asciidoctor -v 2.0.12 --no-document
         # gcc6+ is currently required to bootstrap vcpkg on macOS
         - brew install gcc || brew link --overwrite gcc
         - bundle install --gemfile="macosx/BuildBot/Gemfile"
@@ -61,7 +61,7 @@ matrix:
     #     - if (brew outdated | grep cmake > /dev/null); then echo "upgrading CMake"; brew upgrade cmake; fi
     #     - brew install gettext
     #     # NOTE: Specify an explicit Asciidoctor version to help ensure reproducible builds
-    #     - gem install asciidoctor -v 2.0.10 --no-document
+    #     - gem install asciidoctor -v 2.0.12 --no-document
     #     # gcc6+ is currently required to bootstrap vcpkg on macOS
     #     - brew install gcc || brew link --overwrite gcc
     #     - bundle install --gemfile="macosx/BuildBot/Gemfile"