Updated merged changes in config to be consistent with previous updates

mixnode/src/config/template.rs

@@ -17,7 +17,7 @@ id = '{{ mixnode.id }}'
 # Currently it's used entirely for debug purposes, as there are no mechanisms implemented
 # to verify correctness of the information provided. However, feel free to fill in
 # this field with as much accuracy as you wish to share.
-location = "{{ mixnode.location }}"
+location = '{{ mixnode.location }}'
     
 # Layer of this particular mixnode determining its position in the network.
 layer = {{ mixnode.layer }}

sfw-provider/src/config/template.rs

@@ -17,7 +17,7 @@ id = '{{ provider.id }}'
 # Currently it's used entirely for debug purposes, as there are no mechanisms implemented
 # to verify correctness of the information provided. However, feel free to fill in
 # this field with as much accuracy as you wish to share.
-location = "{{ provider.location }}"
+location = '{{ provider.location }}'
 
 # Path to file containing private sphinx key.
 private_sphinx_key_file = '{{ provider.private_sphinx_key_file }}'

validator/src/config/template.rs

@@ -17,7 +17,7 @@ id = '{{ validator.id }}'
 # Currently it's used entirely for debug purposes, as there are no mechanisms implemented
 # to verify correctness of the information provided. However, feel free to fill in
 # this field with as much accuracy as you wish to share.
-location = "{{ validator.location }}"
+location = '{{ validator.location }}'
 
 ##### advanced configuration options #####