bootstage: Change CONFIG_BOOTSTAGE_USER_COUNT to an int

There is no good read to make this hex, and integer is more natural for
this type of setting. Update it.

Signed-off-by: Simon Glass <sjg@chromium.org>

common/Kconfig

@@ -38,7 +38,7 @@ config BOOTSTAGE_REPORT
 		 30,361,327    445,160  start_kernel
 
 config BOOTSTAGE_USER_COUNT
-	hex "Number of boot ID numbers available for user use"
+	int "Number of boot ID numbers available for user use"
 	default 20
 	help
 	  This is the number of available user bootstage records.

configs/sandbox_defconfig

@@ -7,7 +7,7 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_BOOTSTAGE=y
 CONFIG_BOOTSTAGE_REPORT=y
-CONFIG_BOOTSTAGE_USER_COUNT=0x20
+CONFIG_BOOTSTAGE_USER_COUNT=32
 CONFIG_BOOTSTAGE_FDT=y
 CONFIG_BOOTSTAGE_STASH=y
 CONFIG_BOOTSTAGE_STASH_ADDR=0x0

configs/sandbox_flattree_defconfig

@@ -7,7 +7,7 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_BOOTSTAGE=y
 CONFIG_BOOTSTAGE_REPORT=y
-CONFIG_BOOTSTAGE_USER_COUNT=0x20
+CONFIG_BOOTSTAGE_USER_COUNT=32
 CONFIG_BOOTSTAGE_FDT=y
 CONFIG_BOOTSTAGE_STASH=y
 CONFIG_BOOTSTAGE_STASH_ADDR=0x0

configs/sandbox_noblk_defconfig

@@ -6,7 +6,7 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_BOOTSTAGE=y
 CONFIG_BOOTSTAGE_REPORT=y
-CONFIG_BOOTSTAGE_USER_COUNT=0x20
+CONFIG_BOOTSTAGE_USER_COUNT=32
 CONFIG_BOOTSTAGE_FDT=y
 CONFIG_BOOTSTAGE_STASH=y
 CONFIG_BOOTSTAGE_STASH_ADDR=0x0

configs/sandbox_spl_defconfig

@@ -12,7 +12,7 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_BOOTSTAGE=y
 CONFIG_BOOTSTAGE_REPORT=y
-CONFIG_BOOTSTAGE_USER_COUNT=0x20
+CONFIG_BOOTSTAGE_USER_COUNT=32
 CONFIG_BOOTSTAGE_FDT=y
 CONFIG_BOOTSTAGE_STASH=y
 CONFIG_BOOTSTAGE_STASH_ADDR=0x0