Allowed images loading from github.com in Mission Portal

Required by the Build app modules descriptions to render GitHub CI badges

Ticket: ENT-14462
Signed-off-by: Ihor Aleksandrychiev <ihor.aleksandrychiev@northern.tech>

Author: aleksandrychev

deps-packaging/apache/httpd.conf

@@ -207,7 +207,7 @@ LogLevel warn
         object-src 'none'; \
         frame-src 'self'; \
         child-src 'self'; \
-        img-src 'self' data: blob: avatars.githubusercontent.com badges.gitter.im fonts.gstatic.com kiwiirc.com raw.githubusercontent.com raw.github.com; \
+        img-src 'self' data: blob: avatars.githubusercontent.com badges.gitter.im fonts.gstatic.com github.com kiwiirc.com raw.githubusercontent.com raw.github.com; \
         font-src 'self' data: fonts.googleapis.com fonts.gstatic.com; \
         connect-src 'self' fonts.gstatic.com fonts.googleapis.com; \
         manifest-src 'self'; \