fix video channel hotkeys

configs/voctocore-cam1.ini

@@ -204,7 +204,7 @@ cam1.name = cam1
 cam1.key = F1
 cam1.tip = Select source cam1 on channel A
 slides.name = slides
-slides.key = F4
+slides.key = F2
 slides.tip = Select source slides on channel A
 
 [toolbar.sources.b]
@@ -213,7 +213,7 @@ cam1.name = cam1
 cam1.key = 1
 cam1.tip = Select source cam1 on channel B
 slides.name = slides
-slides.key = 4
+slides.key = 2
 slides.tip = Select source slides on channel B
 
 [toolbar.composites]

configs/voctocore-cam2.ini

@@ -230,7 +230,7 @@ cam2.name = cam2
 cam2.key = F2
 cam2.tip = Select source cam2 on channel A
 slides.name = slides
-slides.key = F4
+slides.key = F3
 slides.tip = Select source slides on channel A
 
 [toolbar.sources.b]
@@ -242,7 +242,7 @@ cam2.name = cam2
 cam2.key = 2
 cam2.tip = Select source cam2 on channel B
 slides.name = slides
-slides.key = 4
+slides.key = 3
 slides.tip = Select source slides on channel B
 
 [toolbar.composites]