Fix rpy2 build issue by adding libtirpc-dev dependency

Co-authored-by: Ritesh313 <36135489+Ritesh313@users.noreply.github.com>

Author: Copilot

.github/workflows/ci.yml

@@ -51,10 +51,10 @@ jobs:
       with:
         python-version: '3.11'
 
-    - name: Install R
+    - name: Install R and development dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y r-base r-base-dev
+        sudo apt-get install -y r-base r-base-dev libtirpc-dev
 
     - name: Install uv
       run: pip install uv