Merge pull request #278 from jeromecoutant/PR_ST_ADD

Add latest STM32H7 and STM32L4 boards

Author: Patater

src/mbed_os_tools/detect/platform_database.py

@@ -170,6 +170,7 @@
         u"0841": u"NUCLEO_G474RE",
         u"0842": u"NUCLEO_H753ZI",
         u"0843": u"NUCLEO_H745ZI_Q",
+        u"0844": u"NUCLEO_H755ZI_Q",
         u"0847": u"DISCO_H745I",
         u"0849": u"NUCLEO_G070RB",
         u"0850": u"NUCLEO_G431RB",
@@ -178,10 +179,15 @@
         u"0853": u"NUCLEO_F301K8",
         u"0854": u"NUCLEO_L552ZE_Q",
         u"0855": u"DISCO_L562QE",
+        u"0858": u"DISCO_H750B",
+        u"0859": u"DISCO_H7B3I",
         u"0860": u"NUCLEO_H7A3ZI_Q",
+        u"0863": u"DISCO_L4P5G",
+        u"0865": u"NUCLEO_L4P5ZG",
         u"0866": u"NUCLEO_WL55JC",
         u"0871": u"NUCLEO_H723ZG",
         u"0872": u"NUCLEO_G0B1RE",
+        u"0875": u"DISCO_H735G",
         u"0879": u"NUCLEO_F756ZG",
         u"0882": u"NUCLEO_G491RE",
         u"0883": u"NUCLEO_WB15CC",