Fix description

plugins/channeltx/modam/readme.md

@@ -129,7 +129,7 @@ Click on the button and while selected type a character or character and modifie
 
 12a.5: Register dash key
 
-Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here dot `.`)
+Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here minus sign `-`)
 
 <h3>13: Audio file path</h3>
 

plugins/channeltx/modfreedv/readme.md

@@ -138,7 +138,7 @@ Click on the button and while selected type a character or character and modifie
 
 10a.5: Register dash key
 
-Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here dot `.`)
+Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here minus sign `-`)
 
 <h3>11: Audio file path</h3>
 

plugins/channeltx/modnfm/readme.md

@@ -227,7 +227,7 @@ Click on the button and while selected type a character or character and modifie
 
 17a.5: Register dash key
 
-Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here dot `.`)
+Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here minus sign `-`)
 
 <h3>19: Audio file path</h3>
 

plugins/channeltx/modssb/readme.md

@@ -218,7 +218,7 @@ Click on the button and while selected type a character or character and modifie
 
 16b.5: Register dash key
 
-Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here dot `.`)
+Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here minus sign `-`)
 
 <h3>17: Audio file path</h3>
 

plugins/channeltx/modwfm/readme.md

@@ -133,7 +133,7 @@ Click on the button and while selected type a character or character and modifie
 
 13b.5: Register dash key
 
-Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here dot `.`)
+Click on the button and while selected type a character or character and modifier (Shift + key for example) to select which key is used for dashes. The key or key sequence appears next (here minus sign `-`)
 
 <h3>14: Audio file path</h3>