PHP: update version, php 8.2 is released (#32078)

src/php/docker/php8.2/Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM php:8.2.0RC7-zts-buster
+FROM php:8.2-zts-buster
 
 RUN apt-get -qq update && apt-get -qq -y upgrade && apt-get -qq install -y \
   autoconf automake git libtool pkg-config \

templates/src/php/docker/php8.2/Dockerfile.template

@@ -14,7 +14,7 @@
   # See the License for the specific language governing permissions and
   # limitations under the License.
 
-  FROM php:8.2.0RC7-zts-buster
+  FROM php:8.2-zts-buster
 
   RUN apt-get -qq update && apt-get -qq -y upgrade && apt-get -qq install -y ${'\\'}
     autoconf automake git libtool pkg-config ${'\\'}