Updating to sqlsrv5.7.9preview, first one working with php74rc1 and up

Author: stronk7

root/tmp/setup/php-extensions.sh

@@ -84,11 +84,7 @@ echo 'apc.enable_cli = On' >> /usr/local/etc/php/conf.d/docker-php-ext-apcu.ini
 # Install Microsoft dependencies for sqlsrv.
 # (kept apart for clarity, still need to be run here
 # before some build packages are deleted)
-# NOTE: As of 20190727 5.6.1 does not build with php7.4beta1, so commented out.
-# NOTE: As of 20190827 5.6.1 does not build with php7.4beta4, so commented out.
-# The underlying issue has been fixed but there isn't any > 5.6.1 release including it.
-# Link: https://github.com/microsoft/msphpsql/issues/999
-# /tmp/setup/sqlsrv-extension.sh
+/tmp/setup/sqlsrv-extension.sh
 
 # Keep our image size down..
 pecl clear-cache

root/tmp/setup/sqlsrv-extension.sh

@@ -15,6 +15,6 @@ ACCEPT_EULA=Y apt-get install -y msodbcsql17
 
 ln -fsv /opt/mssql-tools/bin/* /usr/bin
 
-# Need 5.5.0preview (or later) for PHP 7.3 support
-pecl install sqlsrv-5.6.1
+# Need 5.7.0preview (or later) for PHP 7.4 support
+pecl install sqlsrv-5.7.0preview
 docker-php-ext-enable sqlsrv