Fix WarpX version

Author: EZoni

dependencies.json

@@ -1,5 +1,5 @@
 {
-    "version_warpx": "25.12",
+    "version_warpx": "25.11",
     "version_amrex": "25.11",
     "version_pyamrex": "25.11",
     "version_picsar": "25.06",
@@ -10,4 +10,4 @@
     "commit_picsar": "0c329e66010267662a82219f7de7abbd231463f4",
     "commit_pybind11": "v3.0.1",
     "commit_picmi": "e79dc49c58ad65b5e207ed40e4e6edc4b1482241"
-}
+}