fix(lv_conf_internal_gen.py) formatting fixes on the generated file (#2542)

* fix(lv_conf_internal_gen.py): change lv_conf.h to lv_conf_internal.h

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

* fix(lv_conf_internal_gen.py): remove the extra space before macro

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

* fix: regenerate lv_conf_internal.h

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

scripts/lv_conf_internal_gen.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 
 '''
-Generates a checker file for lv_conf.h from lv_conf_template.h define all the not defined values
+Generates lv_conf_internal.h from lv_conf_template.h to provide default values
 '''
 
 import sys
@@ -91,7 +91,7 @@ for i in fin.read().splitlines():
   if r:
     line = re.sub('\(.*?\)', '', r[1], 1)    #remove parentheses from macros
     dr = re.sub('.*# *define', '', i, 1)
-    d = "#    define " + dr
+    d = "#    define" + dr
 		
     fout.write(
       f'#ifndef {line}\n'