Fix const-correctness issue in sdmmc.h

fusee/fusee-primary/src/sdmmc.h

@@ -130,7 +130,7 @@ struct mmc {
     enum sdmmc_controller controller;
 
     /* Controller properties */
-    char *name;
+    const char *name;
     bool use_dma;
     unsigned int timeout;
     enum tegra_named_gpio card_detect_gpio;

fusee/fusee-secondary/src/sdmmc.h

@@ -79,7 +79,7 @@ struct mmc {
     enum sdmmc_controller controller;
 
     /* Controller properties */
-    char *name;
+    const char *name;
     unsigned int timeout;
     enum sdmmc_card_type card_type;
     bool use_dma;