hci: fix LE_SET_PHY phy_options size (bluekitchen#507)

Co-authored-by: Andrey Fominykh <afominykh@topcon.com>

gatt_client: add missing default

hfp_hf: add missing break

tool/convert_gatt_service: removed as GATT Service descriptions not a…

…vailable on Bluetooth SIG web site

Merge branch 'develop'

# Conflicts:
#	CHANGELOG.md

btstack_crypto: fix random generator for ecc after power cycle

readme: fix urls

Merge branch 'develop'

# Conflicts:
#	CHANGELOG.md

Merge branch 'develop'

# Conflicts:
#	port/windows-winusb-intel/main.c
#	port/windows-winusb/main.c
#	src/ble/sm.c
#	src/hci.c
#	src/hci.h
#	src/l2cap.c

Merge branch 'develop'