style(msm8916): add missing braces to while statements

According to the coding style all conditional statements (such as if,
for, while, do) must use braces regardless of the number of the
statements in the body [1].

Fix this for the code inside plat/qti/msm8916.

[1]: https://trustedfirmware-a.readthedocs.io/en/latest/process/coding-style.html#conditional-statement-bodies

Change-Id: I74f2e65aa2b3a65899e37dfd3f481d90fb15531c
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
diff --git a/plat/qti/msm8916/msm8916_setup.c b/plat/qti/msm8916/msm8916_setup.c
index 26039a9..e9d4d34 100644
--- a/plat/qti/msm8916/msm8916_setup.c
+++ b/plat/qti/msm8916/msm8916_setup.c
@@ -69,13 +69,13 @@
 
 	/* Enable AHB clock */
 	mmio_setbits_32(GCC_APCS_CLOCK_BRANCH_ENA_VOTE, BLSP1_AHB_CLK_ENA);
-	while (mmio_read_32(GCC_BLSP1_AHB_CBCR) & CLK_OFF)
-		;
+	while (mmio_read_32(GCC_BLSP1_AHB_CBCR) & CLK_OFF) {
+	}
 
 	/* Enable BLSP UART clock */
 	mmio_setbits_32(GCC_BLSP1_UART_APPS_CBCR(QTI_UART_NUM), CLK_ENABLE);
-	while (mmio_read_32(GCC_BLSP1_UART_APPS_CBCR(QTI_UART_NUM)) & CLK_OFF)
-		;
+	while (mmio_read_32(GCC_BLSP1_UART_APPS_CBCR(QTI_UART_NUM)) & CLK_OFF) {
+	}
 }
 
 void msm8916_early_platform_setup(void)