BAEL-3451: Fixed formatting

linux-bash/functions/src/main/bash/functions.sh

@@ -64,14 +64,12 @@ function variable_scope(){
 
 # Subsection 3.2
 subshell_sum=0
-function simple_subshell_sum()
-    (
+function simple_subshell_sum() (
     subshell_sum=$(($1+$2))
     echo "Value of sum in function with global variables: [$subshell_sum]"
 )
 
-function simple_subshell_ref_sum() 
-    (
+function simple_subshell_ref_sum() (
     declare -n sum_ref=$3
     sum_ref=$(($1+$2))
     echo "Value of sum in function with ref arguments: [$sum_ref]"