fix yaml

(cherry picked from commit f980c8f1d0694a46b869559ab9fa8b9ff0d1191c)

.github/workflows/build-apache2-shibboleth.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the Apache2 and Shibboleth container
 
 on:

.github/workflows/build-apache2.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the Apache2 container
 
 on:

.github/workflows/build-haproxy28.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the Haproxy container
 
 on:

.github/workflows/build-php72-apache2-node14-composer2.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the PHP 7.2 Apache2 Node14 Composer2 container
 
 on:

.github/workflows/build-php72-apache2-node16-composer2.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the PHP 7.2 Apache2 Node16 Composer2 container
 
 on:

.github/workflows/build-php72-apache2.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the PHP 7.2 Apache2 container
 
 on:

.github/workflows/build-php82-apache2-node20-composer2.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the PHP 8.2 Apache2 Node20 Composer2 container
 
 on:

.github/workflows/build-php82-apache2.yaml

@@ -1,3 +1,4 @@
+---
 name: Build the PHP 8.2 Apache2 container
 
 on: