Freqman 40k fix (#987)

* removing space which would prevent correct reading of 'bw=40k,' in freqman files

* setting correct 4 char long size in WFM bandwidth options

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Co-authored-by: GullCode <gullradriel@hotmail.com>

firmware/application/freqman.cpp

@@ -48,7 +48,7 @@ options_t freqman_entry_bandwidths[ 4 ] = {
     { //WFM
         { "200k" , 0 },
         { "180k" , 1 },
-        { " 40k" , 2 },
+        { "40k"  , 2 },
     }
 };