Revert "Update land_doctrine_tracks.txt"

This reverts commit 5fc02f4.

Author: Crni-Bombarder

common/doctrines/tracks/land_doctrine_tracks.txt

@@ -4,7 +4,7 @@ infantry = {
     icon = "GFX_doctrine_milestone_infantry_land"
     icon_frame = "GFX_doctrine_decor_land"
     mastery = {
-        multiplier = 0.8
+        multiplier = 1.0
         categories = {
             category_all_infantry
         }
@@ -50,7 +50,7 @@ operations = {
     icon = "GFX_doctrine_milestone_operations_land"
     icon_frame = "GFX_doctrine_decor_land"
     mastery = {
-        multiplier = 0.55
+        multiplier = 0.7
         categories = {
             category_all_infantry
 	        category_line_artillery