add failed unittests retry on win system (#26823)

* add failed unittests retry on win system

* modified the value of retry times

paddle/scripts/paddle_build.bat

@@ -242,7 +242,7 @@ dir %THIRD_PARTY_PATH:/=\%\install\mkldnn\bin
 dir %THIRD_PARTY_PATH:/=\%\install\warpctc\bin
 
 set PATH=%THIRD_PARTY_PATH:/=\%\install\openblas\lib;%THIRD_PARTY_PATH:/=\%\install\openblas\bin;%THIRD_PARTY_PATH:/=\%\install\zlib\bin;%THIRD_PARTY_PATH:/=\%\install\mklml\lib;%THIRD_PARTY_PATH:/=\%\install\mkldnn\bin;%THIRD_PARTY_PATH:/=\%\install\warpctc\bin;%PATH%
-ctest.exe --output-on-failure -C Release -j 8
+ctest.exe --output-on-failure -C Release -j 8 --repeat until-pass:4
 goto:eof
 
 :unit_test_error