fix line endings in hexdump2grafxpal.py

tools/hexdump2grafxpal.py

@@ -17,10 +17,10 @@ if finp_st.lower()=="--help".lower():
   print "with a hex editor like KHexEdit or any other."
 else:
   finp_fl=open(finp_st,"r");fout_fl=open(fout_st,"w");ctr=0
-  while True:
+  while True:
     text_st=finp_fl.readline()
     if len(text_st)==0:break
-    text_st=text_st.replace("\n","")
+    text_st=text_st.replace("\n","")
     while len(text_st)>0:
       bytecrop=hexvl(text_st[:2])
       bc2=int(bytecrop/4)