audio: mux: Fix line exceeding 100 characters

Checkpatch complains about line from mux.c having more
than 100 characters. This commit fixes this by splitting
said line into 2 lines.

Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>

src/audio/mux/mux.c

@@ -215,7 +215,8 @@ static int mux_demux_common_init(struct processing_module *mod)
 	comp_dbg(dev, "mux_init()");
 
 	if (cfg->size > MUX_BLOB_MAX_SIZE) {
-		comp_err(dev, "mux_init(): blob size %zu exceeds %zu", cfg->size, MUX_BLOB_MAX_SIZE);
+		comp_err(dev, "mux_init(): blob size %zu exceeds %zu",
+			 cfg->size, MUX_BLOB_MAX_SIZE);
 		return -EINVAL;
 	}