Revert "director: pool set blocksize to 1M"

This reverts commit c53d70ca5433337372e01828321dd3d446b7ae6e.

bareos-dir.conf

@@ -168,8 +168,6 @@ Pool {
   Maximum Volume Bytes = 6144G        # Limit Volume size to something reasonable
   Maximum Volumes = 100               # Limit number of Volumes in Pool
   Label Format = "Full-"              # Volumes will be labeled "Full-<volume-id>"
-  Maximum Block Size = 1048576
-  #Recycle Pool = Scratch
 }
 
 #
@@ -184,8 +182,6 @@ Pool {
   Maximum Volume Bytes = 6144G        # Limit Volume size to something reasonable
   Maximum Volumes = 100               # Limit number of Volumes in Pool
   Label Format = "Differential-"      # Volumes will be labeled "Differential-<volume-id>"
-  Maximum Block Size = 1048576
-  Recycle Pool = Scratch
 }
 
 #
@@ -200,8 +196,6 @@ Pool {
   Maximum Volume Bytes = 6144G        # Limit Volume size to something reasonable
   Maximum Volumes = 100               # Limit number of Volumes in Pool
   Label Format = "Incremental-"       # Volumes will be labeled "Incremental-<volume-id>"
-  Maximum Block Size = 1048576
-  Recycle Pool = Scratch
 }
 
 #