CPU [Linux]: Add fallback speed method for PowerPC systems.

CHANGELOG.md

@@ -19,6 +19,7 @@
 **CPU**
 
 - [Linux] Fixed inaccurate output on ARM SoC devices.
+- [Linux] Fixed CPU speed not appearing on PowerPC systems.
 - [NetBSD] Added support for CPU temperature. (NOTE: This only supports newer Intel processors)
 - Fixed inaccurate speed output in systems with CPU speed less than 1 GHz.
 

neofetch

@@ -859,7 +859,8 @@ get_cpu() {
                 speed="$((speed / 1000))"
 
             else
-                speed="$(awk -F ': |\\.' '/cpu MHz/ {printf $2; exit}' /proc/cpuinfo)"
+                speed="$(awk -F ': |\\.' '/cpu MHz|^clock/ {printf $2; exit}' /proc/cpuinfo)"
+                speed="${speed/MHz}"
             fi
 
             # Get CPU temp.