python3-pydantic: Enable riscv32 builds

python3-pydantic-core has been fixed to work with riscv32

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-python/recipes-devtools/python/python3-pydantic_2.11.3.bb

@@ -70,6 +70,3 @@ do_install_ptest:append() {
 }
 
 BBCLASSEXTEND = "native nativesdk"
-
-# Needs pydantic-core to be buildable
-COMPATIBLE_HOST:riscv32 = "null"