fix(doc): fix VFs PCI addresses clarification

doc/ORAN_FHI7.2_Tutorial.md

@@ -622,7 +622,7 @@ Edit the sample OAI gNB configuration file and check following parameters:
 * `fhi_72` (FrontHaul Interface) section: this config follows the structure
   that is employed by the xRAN library (`xran_fh_init` and `xran_fh_config`
   structs in the code):
-  * `dpdk_devices`: PCI addresses of NIC VFs (not the physical NIC, use `lspci | grep Virtual`) binded to the DPDK
+  * `dpdk_devices`: PCI addresses of NIC VFs binded to the DPDK (not the physical NIC but the VFs, use `lspci | grep Virtual`)
   * `system_core`: absolute CPU core ID for DPDK control threads
     (`rte_mp_handle`, `eal-intr-thread`, `iavf-event-thread`)
   * `io_core`: absolute CPU core ID for XRAN library, it should be an isolated core, in our environment we are using CPU 4