pfetch: Fix android sed

pfetch

@@ -1302,8 +1302,12 @@ get_ascii() {
     # output without the use of a pipe ('|').
     # This ensures that any variables defined in the while loop
     # are still accessible in the script.
+    #
+    # The 'awk' command below used to be a simple 'sed', however
+    # some versions of Android shipped with a totally broken 'sed'
+    # command from 'toybox' and so we're forced to avoid 'sed'.
     done <<-EOF
-		$(printf %s "$ascii" | sed 's/\[3.m//g')
+        $(printf %s "$ascii" | awk '{gsub("\\[3.m","");print}')
 	EOF
 
     # Add a gap between the ascii art and the information.