mobile: use full icon path.

For some reason Kirigami.Icon mess up icon display when filename
extension is omitted. Because of this a perfectly good, scalable svg
show up as a low resolution scaled up icon.

Signed-off-by: Murillo Bernardes <mfbernardes@gmail.com>

mobile-widgets/qml/DiveDetails.qml

@@ -141,7 +141,7 @@ Kirigami.Page {
 	property QtObject deleteAction: Kirigami.Action {
 		text: qsTr("Delete dive")
 		icon {
-			name: ":/icons/trash-empty"
+			name: ":/icons/trash-empty.svg"
 		}
 		onTriggered: {
 			var deletedId = currentItem.modelData.dive.id
@@ -158,7 +158,7 @@ Kirigami.Page {
 	property QtObject cancelAction: Kirigami.Action {
 		text: qsTr("Cancel edit")
 		icon {
-			name: ":/icons/dialog-cancel"
+			name: ":/icons/dialog-cancel.svg"
 		}
 		onTriggered: {
 			endEditMode()
@@ -178,7 +178,7 @@ Kirigami.Page {
 
 	actions.main: Kirigami.Action {
 		icon {
-			name: state !== "view" ? ":/icons/document-save" : ":/icons/document-edit"
+			name: state !== "view" ? ":/icons/document-save.svg" : ":/icons/document-edit.svg"
 			color: subsurfaceTheme.primaryColor
 		}
 		onTriggered: {

mobile-widgets/qml/GpsList.qml

@@ -74,7 +74,7 @@ Kirigami.ScrollablePage {
 			actions: [
 				Kirigami.Action {
 					icon {
-						name: ":/icons/trash-empty"
+						name: ":/icons/trash-empty.svg"
 					}
 					onTriggered: {
 						print("delete this!")
@@ -83,7 +83,7 @@ Kirigami.ScrollablePage {
 				},
 				Kirigami.Action {
 					icon {
-						name: ":/icons/gps"
+						name: ":/icons/gps.svg"
 					}
 					onTriggered: {
 						showMap()