Build with ldap and ldap sasl on azure

We don't set up an ldap server, so this is mainly about testing
that the build works.

Author: nikic

azure/apt.yml

@@ -29,6 +29,8 @@ steps:
                        libxslt1-dev \
                        libpq-dev \
                        libreadline-dev \
+                       libldap2-dev \
+                       libsasl2-dev \
                        postgresql \
                        postgresql-contrib \
                        ${{ parameters.packages }}

azure/job.yml

@@ -56,6 +56,8 @@ jobs:
             --enable-sysvmsg \
             --with-ffi \
             --enable-zend-test \
+            --with-ldap \
+            --with-ldap-sasl \
             --enable-werror \
             --with-config-file-path=/etc \
             --with-config-file-scan-dir=/etc/php.d