* Add SNMP configuration support for Grandstream HT801,HT802 and GXP2135 devices
Added configurable SNMP settings to Grandstream HT801, HT802 and GX92135 provisioning template. Includes enable/disable toggle, SNMP version selection (default v2c), and community string configuration. SNMP is disabled by default
for security.
* Update app_config.php
* WiFi AP configuration support for Grandstream devices
Added WiFi access point 1 and 2 configuration (SSID, password, security type) for GRP2612/2613/2614/2615/2616 devices.
Includes database configuration entries with unique UUIDs and template variable integration following FusionPBX patterns.
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Co-authored-by: Matthew Midgett <mmidgett@nationalwi-fi.com>