feat(agent): add PHP 8.3 to install script

agent/newrelic-install.sh

@@ -335,10 +335,10 @@ for pmv in "20151012" "20160303" "20170718" "20180731" "20190902"; do
 done
 fi
 # Currently supported versions:
-#    (8.0, 8.1, 8.2)
+#    (8.0, 8.1, 8.2, 8.3)
 # for x64 and aarch64
 if [ ${arch} = x64 ] || [ ${arch} = aarch64 ]; then
-  for pmv in "20200930" "20210902" "20220829"; do
+  for pmv in "20200930" "20210902" "20220829" "20230831"; do
     check_file "${ilibdir}/agent/${arch}/newrelic-${pmv}.so"
   done
 fi
@@ -543,6 +543,7 @@ add_to_path /usr/local/php-7.4/bin
 add_to_path /usr/local/php-8.0/bin
 add_to_path /usr/local/php-8.1/bin
 add_to_path /usr/local/php-8.2/bin
+add_to_path /usr/local/php-8.3/bin
 
 add_to_path /opt/local/bin
 add_to_path /usr/php/bin
@@ -555,6 +556,7 @@ add_to_path /usr/php-7.4/bin
 add_to_path /usr/php-8.0/bin
 add_to_path /usr/php-8.1/bin
 add_to_path /usr/php-8.2/bin
+add_to_path /usr/php-8.3/bin
 
 add_to_path /usr/php/7.0/bin
 add_to_path /usr/php/7.1/bin
@@ -564,6 +566,7 @@ add_to_path /usr/php/7.4/bin
 add_to_path /usr/php/8.0/bin
 add_to_path /usr/php/8.1/bin
 add_to_path /usr/php/8.2/bin
+add_to_path /usr/php/8.3/bin
 
 add_to_path /opt/php/bin
 add_to_path /opt/zend/bin
@@ -576,6 +579,7 @@ add_to_path /opt/php-7.4/bin
 add_to_path /opt/php-8.0/bin
 add_to_path /opt/php-8.1/bin
 add_to_path /opt/php-8.2/bin
+add_to_path /opt/php-8.3/bin
 
 if [ -n "${NR_INSTALL_PATH}" ]; then
   oIFS="${IFS}"
@@ -1060,6 +1064,10 @@ for this copy of PHP. We apologize for the inconvenience.
       pi_php8="yes"
       ;;
 
+    8.3.*)
+      pi_php8="yes"
+      ;;  
+
     *)
       error "unsupported version '${pi_ver}' of PHP found at:
     ${pdir}
@@ -1239,6 +1247,7 @@ does not exist. This particular instance of PHP will be skipped.
     8.0.*)  pi_modver="20200930" ;;
     8.1.*)  pi_modver="20210902" ;;
     8.2.*)  pi_modver="20220829" ;;
+    8.3.*)  pi_modver="20230831" ;;
   esac
   log "${pdir}: pi_modver=${pi_modver}"