Try to fix linter errors.

base_import_match/README.rst

@@ -23,21 +23,21 @@ After installing this module, the import logic will be changed to:
 
 - If you import the XMLID of a record, make an **update**.
 - If you do not:
-    - If there are import match rules for the model you are importing:
-        - Discard the rules that require fields you are not importing.
-        - Traverse the remaining rules one by one in order to find a match in
-          the database.
-            - Skip the rule if it requires a special condition that is not
-              satisfied.
-            - If one match is found:
-                - Stop traversing the rest of valid rules.
-                - **Update** that record.
-            - If zero or multiple matches are found:
-                - Continue with the next rule.
-            - If all rules are exhausted and no single match is found:
-                - **Create** a new record.
-    - If there are no match rules for your model:
-        - **Create** a new record.
+  - If there are import match rules for the model you are importing:
+      - Discard the rules that require fields you are not importing.
+      - Traverse the remaining rules one by one in order to find a match in
+        the database.
+          - Skip the rule if it requires a special condition that is not
+            satisfied.
+          - If one match is found:
+            - Stop traversing the rest of valid rules.
+            - **Update** that record.
+          - If zero or multiple matches are found:
+            - Continue with the next rule.
+          - If all rules are exhausted and no single match is found:
+            - **Create** a new record.
+  - If there are no match rules for your model:
+    - **Create** a new record.
 
 By default 2 rules are installed for production instances:
 
@@ -59,9 +59,9 @@ To configure this module, you need to:
 #. If the rule must be used only for certain imported values, check
    *Conditional* and enter the **exact string** that is going to be imported
    in *Imported value*.
-   #. Keep in mind that the match here is evaluated as a case sensitive **text
-      string** always. If you enter e.g. ``True``, it will match that string,
-      but will not match ``1`` or ``true``.
+   #. Keep in mind that the match here is evaluated as a case sensitive
+      **text string** always. If you enter e.g. ``True``, it will match that
+      string, but will not match ``1`` or ``true``.
 #. *Save*.
 
 In that list view, you can sort rules by drag and drop.