fix bug of clear third_party cache every 10 days (#36332)

paddle/scripts/paddle_build.bat

@@ -138,6 +138,17 @@ if %day_now% NEQ %day_before% (
     echo %day_now% > %cache_dir%\day.txt
     type %cache_dir%\day.txt
     rmdir %BUILD_DIR% /s/q
+
+    : clear third party cache every once in a while
+    if %day_now% EQU 21 (
+        rmdir %cache_dir%\third_party /s/q
+    )
+    if %day_now% EQU 11 (
+        rmdir %cache_dir%\third_party /s/q
+    )
+    if %day_now% EQU 01 (
+        rmdir %cache_dir%\third_party /s/q
+    )
     goto :mkbuild
 )
 
@@ -333,24 +344,6 @@ rem set CLCACHE_OBJECT_CACHE_TIMEOUT_MS=1000000
 rem clcache.exe -M 21474836480
 
 rem ------set third_party cache dir------
-: clear third party cache every once in a while
-for /F %%# in ('wmic os get localdatetime^|findstr 20') do set datetime=%%#
-set day_now=%datetime:~6,2%
-set day_before=-1
-set /p day_before=< %cache_dir%\day.txt
-if %day_now% NEQ %day_before% (
-    echo %day_now% > %cache_dir%\day.txt
-    type %cache_dir%\day.txt
-    if %day_now% EQU 21 (
-        rmdir %cache_dir%\third_party /s/q
-    )
-    if %day_now% EQU 11 (
-        rmdir %cache_dir%\third_party /s/q
-    )
-    if %day_now% EQU 01 (
-        rmdir %cache_dir%\third_party /s/q
-    )
-)
 
 if "%WITH_TPCACHE%"=="OFF" (
     set THIRD_PARTY_PATH=%work_dir:\=/%/%BUILD_DIR%/third_party