REST API: Added streamIndex to relevant channel APIs

sdrbase/resources/webapi/doc/swagger/include/ATVMod.yaml

@@ -53,6 +53,9 @@ ATVModSettings:
       type: string
     videoFileName:
       type: string
+    streamIndex:
+      description: MIMO channel. Not relevant when connected to SI (single Rx).
+      type: integer
     useReverseAPI:
       description: Synchronize with reverse API (1 for yes, 0 for no)
       type: integer
@@ -61,10 +64,10 @@ ATVModSettings:
     reverseAPIPort:
       type: integer
     reverseAPIDeviceIndex:
-      type: integer      
+      type: integer
     reverseAPIChannelIndex:
-      type: integer 
-           
+      type: integer
+
 ATVModReport:
   description: ATVMod
   properties:
@@ -74,4 +77,3 @@ ATVModReport:
       format: float
     channelSampleRate:
       type: integer
-