binman: Fix a few typos in the entry docs

Some typos have been fixed in the generated entry docs but the code was
not updated. Fix this.
Signed-off-by: NSimon Glass <sjg@chromium.org>

tools/binman/etype/intel_me.py

@@ -16,7 +16,7 @@ class Entry_intel_me(Entry_blob):
 
     This file contains code used by the SoC that is required to make it work.
     The Management Engine is like a background task that runs things that are
-    not clearly documented, but may include keyboard, deplay and network
+    not clearly documented, but may include keyboard, display and network
     access. For platform that use ME it is not possible to disable it. U-Boot
     does not directly execute code in the ME binary.
 

tools/binman/etype/powerpc_mpc85xx_bootpg_resetvec.py

@@ -13,7 +13,7 @@ class Entry_powerpc_mpc85xx_bootpg_resetvec(Entry_blob):
     Properties / Entry arguments:
         - filename: Filename of u-boot-br.bin (default 'u-boot-br.bin')
 
-    This enrty is valid for PowerPC mpc85xx cpus. This entry holds
+    This entry is valid for PowerPC mpc85xx cpus. This entry holds
     'bootpg + resetvec' code for PowerPC mpc85xx CPUs which needs to be
     placed at offset 'RESET_VECTOR_ADDRESS - 0xffc'.
     """