[Python] Bump Python minimum version to 3.10

Author: makslevental

llvm/CMakeLists.txt

@@ -1016,7 +1016,7 @@ set(LLVM_SPROFDATA_FILE "" CACHE FILEPATH
 
 if(LLVM_INCLUDE_TESTS)
   # All LLVM Python files should be compatible down to this minimum version.
-  set(LLVM_MINIMUM_PYTHON_VERSION 3.8)
+  set(LLVM_MINIMUM_PYTHON_VERSION 3.10)
 else()
   # FIXME: it is unknown if this is the actual minimum bound
   set(LLVM_MINIMUM_PYTHON_VERSION 3.0)