Update node version to 14.15.5 (latest TLS release) (#708)

See https://github.com/WebAssembly/binaryen/issues/3551

scripts/test.bat

@@ -1,7 +1,7 @@
 :: equivilent of test.sh as windows bat file
 set PATH=%PATH%;%PYTHON_BIN%
-@CALL emsdk install latest
-@CALL emsdk activate latest
-@CALL emsdk_env.bat
-@CALL python -c "import sys; print(sys.executable)"
-@CALL emcc.bat -v
+CALL emsdk install latest
+CALL emsdk activate latest
+CALL emsdk_env.bat
+CALL python -c "import sys; print(sys.executable)"
+CALL emcc.bat -v

scripts/test.py

@@ -175,9 +175,9 @@ assert not os.path.exists(LIBC)
 
 # Test the normal tools like node don't re-download on re-install
 print('another install must re-download')
-checked_call_with_output(emsdk + ' uninstall node-12.18.1-64bit')
-checked_call_with_output(emsdk + ' install node-12.18.1-64bit', expected='Downloading:', unexpected='already installed')
-checked_call_with_output(emsdk + ' install node-12.18.1-64bit', unexpected='Downloading:', expected='already installed')
+checked_call_with_output(emsdk + ' uninstall node-14.15.5-64bit')
+checked_call_with_output(emsdk + ' install node-14.15.5-64bit', expected='Downloading:', unexpected='already installed')
+checked_call_with_output(emsdk + ' install node-14.15.5-64bit', unexpected='Downloading:', expected='already installed')
 
 print('test tot-upstream')
 run_emsdk('install tot-upstream')

scripts/update_node.py

@@ -16,8 +16,8 @@ import subprocess
 import os
 import shutil
 
-version = '12.18.1'
-base = 'https://nodejs.org/dist/latest-v12.x/'
+version = '14.15.5'
+base = 'https://nodejs.org/dist/latest-v14.x/'
 upload_base = 'gs://webassembly/emscripten-releases-builds/deps/'
 
 suffixes = [
@@ -40,6 +40,7 @@ for suffix in suffixes:
       shutil.move(dirname, 'bin')
       os.mkdir(dirname)
       shutil.move('bin', dirname)
+      os.remove(filename)
       subprocess.check_call(['zip', '-rq', filename, dirname])
       shutil.rmtree(dirname)