include: zephyr: dt-bindings: clock: silabs: fix clock branch

Updated CLOCK_BRANCH bindings to stay in sync with the enum
sl_clock_branch_t in the Silicon Labs HAL.

Signed-off-by: Bastien Beauchamp <[email protected]>

Author: silabs-BastienB

include/zephyr/dt-bindings/clock/silabs/common-clock.h

@@ -34,19 +34,20 @@
 #define CLOCK_BRANCH_SYSRTCCLK    19
 #define CLOCK_BRANCH_EUART0CLK    20
 #define CLOCK_BRANCH_EUSART0CLK   21
-#define CLOCK_BRANCH_DPLLREFCLK   22
-#define CLOCK_BRANCH_I2C0CLK      23
-#define CLOCK_BRANCH_LCDCLK       24
-#define CLOCK_BRANCH_PIXELRZCLK   25
-#define CLOCK_BRANCH_PCNT0CLK     26
-#define CLOCK_BRANCH_PRORTCCLK    27
-#define CLOCK_BRANCH_SYSTICKCLK   28
-#define CLOCK_BRANCH_LESENSEHFCLK 29
-#define CLOCK_BRANCH_VDAC0CLK     30
-#define CLOCK_BRANCH_VDAC1CLK     31
-#define CLOCK_BRANCH_USB0CLK      32
-#define CLOCK_BRANCH_FLPLLREFCLK  33
-#define CLOCK_BRANCH_INVALID      34
+#define CLOCK_BRANCH_EUSART1CLK   22
+#define CLOCK_BRANCH_DPLLREFCLK   23
+#define CLOCK_BRANCH_I2C0CLK      24
+#define CLOCK_BRANCH_LCDCLK       25
+#define CLOCK_BRANCH_PIXELRZCLK   26
+#define CLOCK_BRANCH_PCNT0CLK     27
+#define CLOCK_BRANCH_PRORTCCLK    28
+#define CLOCK_BRANCH_SYSTICKCLK   29
+#define CLOCK_BRANCH_LESENSEHFCLK 30
+#define CLOCK_BRANCH_VDAC0CLK     31
+#define CLOCK_BRANCH_VDAC1CLK     32
+#define CLOCK_BRANCH_USB0CLK      33
+#define CLOCK_BRANCH_FLPLLREFCLK  34
+#define CLOCK_BRANCH_INVALID      35
 
 #define CLOCK_BIT_MASK 0x03FUL
 #define CLOCK_REG_MASK 0x1C0UL