tools: win: Switch to python3.bat

The python.bat file is removed in never versions of depot_tools.

tools/fix_style.bat

@@ -1,2 +1,2 @@
 @echo off
-python.bat %~dp0\fix_style.py %*
+python3.bat %~dp0\fix_style.py %*

tools/make_cppdocs.bat

@@ -19,7 +19,7 @@ goto end
 :found_exe
 
 :: Environment variables inserted into the Doxyfile via `$(VAR_NAME)` syntax.
-for /F %%i in ('python.bat %~dp0\cef_version.py current') do set PROJECT_NUMBER=%%i
+for /F %%i in ('python3.bat %~dp0\cef_version.py current') do set PROJECT_NUMBER=%%i
 
 :: Run from the top-level CEF directory so that relative paths resolve correctly.
 set CURRENT_PATH="%CD%"

tools/make_distrib.bat

@@ -1,2 +1,2 @@
 @echo off
-python.bat %~dp0\make_distrib.py --output-dir %~dp0\..\binary_distrib\ %*
+python3.bat %~dp0\make_distrib.py --output-dir %~dp0\..\binary_distrib\ %*

tools/make_version_header.bat

@@ -1,2 +1,2 @@
 @echo off
-python.bat tools\make_version_header.py include\cef_version.h
+python3.bat tools\make_version_header.py include\cef_version.h

tools/patch.bat

@@ -1,2 +1,2 @@
 @echo off
-python.bat %~dp0\patcher.py
+python3.bat %~dp0\patcher.py

tools/patch_updater.bat

@@ -1,2 +1,2 @@
 @echo off
-python.bat %~dp0\patch_updater.py %*
+python3.bat %~dp0\patch_updater.py %*

tools/translator.bat

@@ -1,3 +1,3 @@
 @echo off
-call python.bat %~dp0\translator.py --root-dir %~dp0\.. %*
+call python3.bat %~dp0\translator.py --root-dir %~dp0\.. %*
 pause