testing/php7-pecl-protobuf: upgrade to 3.21.2

testing/php7-pecl-protobuf/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: TBK <alpine@jjtc.eu>
 pkgname=php7-pecl-protobuf
 _extname=protobuf
-pkgver=3.21.1
+pkgver=3.21.2
 pkgrel=0
 pkgdesc="PHP 7 extension: Google's language-neutral, platform-neutral, extensible mechanism for serializing structured data."
 url="https://pecl.php.net/package/protobuf"
@@ -34,5 +34,5 @@ package() {
 }
 
 sha512sums="
-ebc1f0ed219ebdeeb110b16656c232fb04ac9dd7e3a6a6585d7be88437b1e127853086d18bab4a39a16a42557aef3b9c1e4a6a19e5e1fa0389c9c3a8cb9ab59a  php-pecl-protobuf-3.21.1.tgz
+d636f55051e202a6f906ec946b6005230b20a499b66d549aa5d3751beb87759c392473ba6a59d5f6f14e16b73eee94153546ccf5c797a9f27e35da98dd34fa9d  php-pecl-protobuf-3.21.2.tgz
 "