New warning borders for shelly wifi and raspi temp

check_raspi_temp

 import subprocess
 
 GPU_ERROR = 80
-GPU_WARNING = 75
+GPU_WARNING = 76.5
 #
 CPU_ERROR = 80
-CPU_WARNING = 75
+CPU_WARNING = 76.5
 #
 
 if __name__ == "__main__":

check_shelly

 CHECKS = ['wifi', 'mqtt', 'memory', 'filesystem', 'temperature']
 #
 WIFI_QUALITY_ERROR = -92
-WIFI_QUALITY_WARNING = -90
+WIFI_QUALITY_WARNING = -91
 #
 RAM_ERROR = .15
 RAM_WARNING = .30