Remove duplicated assignment of LLVMJitHandle->lljit

This duplicated assignment when emiting some code not yet compiled.

Oversight in 6c57f2e.

Author: Matheus Alcantara
Reviewed-by: Gurjeet Singh
Discussion: https://postgr.es/m/La1Tfi7wirg9uGbCx_y7Qb9kl2T15mYouDXjCKAFuDqzQWnTRwH7KNLGigLLcxRs91V6dp2ySs1j_7mB4btzEZJ9NIMEAyOjUyAS7Jx-ydQ=@pm.me

src/backend/jit/llvm/llvmjit.c

@@ -722,8 +722,6 @@ llvm_compile_module(LLVMJitContext *context)
 			elog(ERROR, "failed to JIT module: %s",
 				 llvm_error_message(error));
 
-		handle->lljit = compile_orc;
-
 		/* LLVMOrcLLJITAddLLVMIRModuleWithRT takes ownership of the module */
 	}
 #elif LLVM_VERSION_MAJOR > 6