fix: Typo in the "recommended minimum CPU cores" message (#855)

Author: Stranger6667

install.sh

@@ -139,7 +139,7 @@ if [[ "$CPU_AVAILABLE_IN_DOCKER" -lt "$MIN_CPU_HARD" ]]; then
   echo "FAIL: Required minimum CPU cores available to Docker is $MIN_CPU_HARD, found $CPU_AVAILABLE_IN_DOCKER"
   exit 1
 elif [[ "$RAM_AVAILABLE_IN_DOCKER" -lt "$MIN_CPU_SOFT" ]]; then
-  echo "WARN: Recommended minimum CPU cores available to Docker is $MIN_CPU_SOFT MB, found $CPU_AVAILABLE_IN_DOCKER"
+  echo "WARN: Recommended minimum CPU cores available to Docker is $MIN_CPU_SOFT, found $CPU_AVAILABLE_IN_DOCKER"
 fi
 
 if [[ "$RAM_AVAILABLE_IN_DOCKER" -lt "$MIN_RAM_HARD" ]]; then