Set constant boundary so examples are not updated every generation

Author: abnegate

templates/graphql/docs/example.md.twig

@@ -1,6 +1,6 @@
 {% for key,header in method.headers %}
 {% if header == 'multipart/form-data' %}
-{% set boundary = random() %}
+{% set boundary = 'cec8e8123c05ba25' %}
 {{ method.method | caseUpper }} {{spec.basePath}}{{ method.path }} HTTP/1.1
 Host: {{ spec.host }}
 {% for key, header in method.headers %}

templates/http/docs/example.md.twig

@@ -1,4 +1,4 @@
-{% set boundary = random() %}
+{% set boundary = 'cec8e8123c05ba25' %}
 {{ method.method | caseUpper }} {{spec.basePath}}{{ method.path }} HTTP/1.1
 Host: {{ spec.host }}
 {% for key, header in method.headers %}