Update uVision.gitignore

Add *.map, *.m51, *.m66, *.h86. *.bat, and some category adjustments.

uVision.gitignore

-# .gitignore file for Keil µVision
+# git ignore file for Keil µVision Project
 
 # µVision 5 and µVision 4 Project screen layout file
 *.uvguix.*
@@ -7,23 +7,30 @@
 # Listing Files
 *.i
 *.lst
+*.m51
+*.m66
+*.map
 
-# Object and HEX Files
+# Object Files
 *.axf
 *.b[0-2][0-9]
 *.b3[0-1]
-*.bin
-*.d
 *.crf
+*.d
 *.elf
-*.hex
-*.h86
+*.htm
 *.iex
-*.obj
 *.o
+*.obj
 *.sbr
 
+# Firmware Files
+*.bin
+*.h86
+*.hex
+
 # Build Files
+.bat
 
 # Debugger Files
 .ini