Fix the installation problem

OpenAirInterface/OpenAirInterface-Install-Scripts/oai_5g_core_install.sh

@@ -16,7 +16,7 @@ sudo apt install wireshark -y
 ## Clone OpenAirInterface 5G Core
 
 sudo rm -r ~/oai-cn5g-fed
-git clone --branch v1.4.0 https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-fed.git ~/oai-cn5g-fed
+git clone https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-fed.git ~/oai-cn5g-fed
 
 ## Configuration of the packer forwarding
 
@@ -60,6 +60,7 @@ sudo docker image tag oaisoftwarealliance/oai-spgwu-tiny:develop oai-spgwu-tiny:
 
 sudo wget -O ~/oai-cn5g-fed/docker-compose/docker-compose-basic-nrf.yaml https://gitlab.eurecom.fr/oai/openairinterface5g/-/raw/develop/doc/tutorial_resources/docker-compose-basic-nrf.yaml?inline=false
 sudo wget -O ~/oai-cn5g-fed/docker-compose/database/oai_db.sql https://gitlab.eurecom.fr/oai/openairinterface5g/-/raw/develop/doc/tutorial_resources/oai_db.sql?inline=false
+sudo chmod +x ~/oai-cn5g-fed/docker-compose/database/oai_db.sql
 
 ## Synchronizing the tutorials