feat: Use Conan 2 (#2179)

Merge right after: https://github.com/XRPLF/clio/pull/2178
Waits for: https://github.com/XRPLF/rippled/pull/5462

.github/actions/restore_cache/action.yml

@@ -3,7 +3,7 @@ description: Find and restores conan and ccache cache
 
 inputs:
   conan_dir:
-    description: Path to .conan directory
+    description: Path to Conan directory
     required: true
   conan_profile:
     description: Conan profile name
@@ -41,8 +41,8 @@ runs:
       id: conan_hash
       shell: bash
       run: |
-        conan info . -j info.json -o clio:tests=True
-        packages_info="$(cat info.json | jq '.[] | "\(.display_name): \(.id)"' | grep -v 'clio')"
+        conan graph info . --format json --out-file info.json -o '&:tests=True' --profile:all ${{ inputs.conan_profile }}
+        packages_info="$(cat info.json | jq -r '.graph.nodes[]?.ref' | grep -v 'clio')"
         echo "$packages_info"
         hash="$(echo "$packages_info" | shasum -a 256 | cut -d ' ' -f 1)"
         rm info.json
@@ -52,7 +52,7 @@ runs:
       uses: actions/cache/restore@v4
       id: conan_cache
       with:
-        path: ${{ inputs.conan_dir }}/data
+        path: ${{ inputs.conan_dir }}/p
         key: clio-conan_data-${{ runner.os }}-${{ inputs.build_type }}-${{ inputs.conan_profile }}-develop-${{ steps.conan_hash.outputs.hash }}
 
     - name: Restore ccache cache