input: pat912x: fix build with default cpi setting

Fix up the BUILD_ASSERT so that it does not trigger if the resolution
cpi is not specified in the devicetree and left to the default value.
Also use the correct spelling for "cpi".

Signed-off-by: Fabio Baltieri <[email protected]>

Author: fabiobaltieri

drivers/input/input_pat912x.c

@@ -325,10 +325,10 @@ static int pat912x_pm_action(const struct device *dev,
 #endif
 
 #define PAT912X_INIT(n)								\
-	BUILD_ASSERT(IN_RANGE(DT_INST_PROP(n, res_x_cpi), 0, RES_MAX),		\
-		     "invalid res-x-cpy");					\
-	BUILD_ASSERT(IN_RANGE(DT_INST_PROP(n, res_y_cpi), 0, RES_MAX),		\
-		     "invalid res-y-cpy");					\
+	BUILD_ASSERT(IN_RANGE(DT_INST_PROP_OR(n, res_x_cpi, 0), 0, RES_MAX),	\
+		     "invalid res-x-cpi");					\
+	BUILD_ASSERT(IN_RANGE(DT_INST_PROP_OR(n, res_y_cpi, 0), 0, RES_MAX),	\
+		     "invalid res-y-cpi");					\
 	BUILD_ASSERT(DT_INST_PROP(n, sleep1_enable) ||				\
 		     !DT_INST_PROP(n, sleep2_enable),				\
 		     "invalid sleep configuration");				\