Fixes from review.

src/test/unit/osd_unittest.cc

@@ -972,7 +972,7 @@ extern "C" {
         return false;
     }
 
-    bool isAirmodeActive() {
+    bool airmodeIsEnabled() {
         return false;
     }
 

src/test/unit/telemetry_crsf_msp_unittest.cc

@@ -278,7 +278,7 @@ extern "C" {
 
     bool featureIsEnabled(uint32_t) {return false;}
 
-    bool isAirmodeActive(void) {return true;}
+    bool airmodeIsEnabled(void) {return true;}
 
     mspResult_e mspFcProcessCommand(mspPacket_t *cmd, mspPacket_t *reply, mspPostProcessFnPtr *mspPostProcessFn) {
 

src/test/unit/telemetry_crsf_unittest.cc

@@ -312,7 +312,7 @@ bool telemetryCheckRxPortShared(const serialPortConfig_t *) {return true;}
 
 portSharing_e determinePortSharing(const serialPortConfig_t *, serialPortFunction_e) {return PORTSHARING_NOT_SHARED;}
 
-bool isAirmodeActive(void) {return airMode;}
+bool airmodeIsEnabled(void) {return airMode;}
 
 int32_t getAmperage(void) {
     return testAmperage;