connect.c: FIX 'iceConn' shadows a previous local, [-Wshadow]

In function 'IceOpenConnection':  gcc give the following warning:
 connect.c:106:11: warning: declaration of 'iceConn' shadows a previous local  [-Wshadow]
fixed by renaming 2. iceConn to iConn (and all its uses)

Signed-off-by: Walter Harms <>
Reviewed-by: Alan Coopersmith <>
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