chore: Reduce build log verbosity on Windows (#5865)

Windows is extremely chatty and generates tons of logs when building, making it practically impossible to use the build logs to debug issues. This change sets the verbosity to 'quiet' on Windows.

Co-authored-by: Bart Thomee <11445373+bthomee@users.noreply.github.com>

.github/actions/build-deps/action.yml

@@ -4,6 +4,10 @@ description: "Install Conan dependencies, optionally forcing a rebuild of all de
 # Note that actions do not support 'type' and all inputs are strings, see
 # https://docs.github.com/en/actions/reference/workflows-and-actions/metadata-syntax#inputs.
 inputs:
+  verbosity:
+    description: "The build verbosity."
+    required: false
+    default: "verbose"
   build_dir:
     description: "The directory where to build."
     required: true
@@ -34,4 +38,7 @@ runs:
           --options:host='&:tests=True' \
           --options:host='&:xrpld=True' \
           --settings:all build_type='${{ env.BUILD_TYPE }}' \
+          --conf:all tools.build:verbosity='${{ inputs.verbosity }}' \
+          --conf:all tools.compilation:verbosity='${{ inputs.verbosity }}' \
+          --conf:all tools.build:jobs=$(nproc) \
           ..

.github/workflows/upload-conan-deps.yml

@@ -79,6 +79,9 @@ jobs:
           build_dir: .build
           build_type: ${{ matrix.build_type }}
           force_build: ${{ github.event_name == 'schedule' || github.event.inputs.force_source_build == 'true' }}
+          # The verbosity is set to "quiet" for Windows to avoid an excessive amount of logs, while it
+          # is set to "verbose" otherwise to provide more information during the build process.
+          verbosity: ${{ runner.os == 'Windows' && 'quiet' || 'verbose' }}
 
       - name: Log into Conan remote
         if: ${{ github.repository_owner == 'XRPLF' && github.event_name != 'pull_request' }}