remove typo gst-launch

mic1/mic.py

@@ -56,7 +56,7 @@ if __name__ == "__main__":
     Gst.init(None)
 
     SRC="alsasrc device=hw:CARD=CODEC,DEV=0 slave-method=resample do-timestamp=true"
-    p = """gst-launch-1.0 {SRC} ! queue !\
+    p = """{SRC} ! queue !\
         audio/x-raw,format=S16LE,channels=2,rate=48000,layout=interleaved !\
         audioconvert ! audioresample !\
         matroskamux streamable=true !\