chore(release): update box

Author: jenschude

.github/workflows/ci.yml

@@ -203,7 +203,7 @@ jobs:
       - name: Install PHP with extensions
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 7.3
+          php-version: 7.4
           extensions: json, mbstring, intl, apcu
           tools: composer, phive
           ini-values: assert.exception=1, zend.assertions=1, apc.enabled=1, apc.enable_cli=1
@@ -221,7 +221,7 @@ jobs:
       - name: Install box
         env:
           GITHUB_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: phive install humbug/box@~3.14.1 --force-accept-unsigned
+        run: phive install --force-accept-unsigned
 
       - name: Compile phar
         run: tools/box compile

phive.xml

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phive xmlns="https://phar.io/phive">
-  <phar name="humbug/box" version="^3.11.1" installed="3.11.1" location="./tools/box" copy="false"/>
+  <phar name="box" url="https://github.com/box-project/box/releases/download/3.16.0/box.phar" version="3.16.0" installed="3.16.0" location="./tools/box" copy="false"/>
 </phive>