Update Plexus.csv (#158)

updates (all of them with microG) :
-Itlsearning
-Poweramp
-Pronote (app widely used in french public secondary education)
-kDrive

src/data/Plexus.csv

@@ -322,6 +322,7 @@ Instagram,March,2021,4,No reported issues,4,No reported issues
 IO App,December,2020,4,No reported issues,X,X
 IPVanish,January,2021,X,X,4,No reported issues
 iSaveMoney,October,2020,X,X,4,No reported issues
+Itslearning,April,2021,X,X,4,No reported issues
 Itsme,September,2020,1,Unable to finish identification,X,X
 IVB Tickets,December,2020,4,No reported issues,X,X
 Jango Radio,February,2021,1,Unusable,4,No reported issues
@@ -335,6 +336,7 @@ Join & Clash,January,2021,1,Unusable,4,No reported issues
 Jumbo,March,2021,X,X,4,No reported issues
 Kaloricke Tabulky,September,2020,X,X,4,No reported issues
 Kasa,February,2021,1,Unusable,4,No reported issues
+kDrive,April,2021,X,X,4,No reported issues
 Keepass2Android,August,2020,4,No reported issues,4,No reported issues
 Keybase,February,2021,3,No notifications,3,No notifications
 KFC - Order On The Go,September,2020,1,Won't find stores due to lack of map support,X,X
@@ -513,10 +515,11 @@ Pokemon Go,February,2021,X,X,1,Cannot authenticate login
 Popcorn Time,June,2020,3,"Buggy, Crashes Occasionally",X,X
 PosteID,December,2020,1,Unusable,X,X
 Postepay,December,2020,3,No notifications can still authorize payments by searching the request in the notifications section inside the app,X,X
-Poweramp,August,2020,4,No reported issues,X,X
+Poweramp,April,2021,4,No reported issues,4,Paid version only works with a license bought on the app's offical website.
 Prank Master 3D,September,2020,1,Unusable,X,X
 Prime Video,February,2021,4,No reported issues,4,No reported issues
 Privacy.com,February,2021,3,No notifications,4,No reported issues
+Pronote,April,2021,X,X,4,No reported issues
 ProtonCalendar,January,2021,3,"Works but no notifications.",4,No reported issues
 ProtonMail,March,2021,3,No notifications,4,No reported issues
 Psych! Outwit Your Friends,July,2020,1,Does not load,X,X