Aperture: Fix typo for capture mode pref

Signed-off-by: Luca Stefani <luca.stefani.ge1@gmail.com>
Change-Id: I68c2bc7a09223660b5af1f4c97de11fc06e601c4
diff --git a/app/src/main/java/org/lineageos/aperture/SharedPreferencesExt.kt b/app/src/main/java/org/lineageos/aperture/SharedPreferencesExt.kt
index bb13cfe..ade41f6 100644
--- a/app/src/main/java/org/lineageos/aperture/SharedPreferencesExt.kt
+++ b/app/src/main/java/org/lineageos/aperture/SharedPreferencesExt.kt
@@ -126,7 +126,7 @@
     set(value) {
         edit {
             putString(
-                PHOTO_FLASH_MODE_KEY, when (value) {
+                PHOTO_CAPTURE_MODE_KEY, when (value) {
                     ImageCapture.CAPTURE_MODE_MAXIMIZE_QUALITY -> "maximize_quality"
                     ImageCapture.CAPTURE_MODE_MINIMIZE_LATENCY -> "minimize_latency"
                     ImageCapture.CAPTURE_MODE_ZERO_SHUTTER_LAG -> "zero_shutter_lag"