try to fix unwanted readme changes

Author: schmikei

README.md

@@ -90,7 +90,7 @@ All the above docker images have a duplicate image tag ending in
 utilization calculation based on the aggregate sum of file sizes in a given
 tablespace. The newer mechanism takes into account block sizes, extents, and
 fragmentation aligning with the same metrics reported from the Oracle Enterprise
-Manager. See <https://github.com/iamseth/oracledb_exporter/issues/153> for
+Manager. See https://github.com/iamseth/oracledb_exporter/issues/153 for
 details. The versions above should have a more useful tablespace utilization
 calculation going forward.
 
@@ -102,10 +102,9 @@ In order to run, you'll need the [Oracle Instant Client Basic](http://www.oracle
 for your operating system. Only the basic version is required for execution.
 
 # Running
-
 Ensure that the environment variable DATA_SOURCE_NAME is set correctly before starting.
 DATA_SOURCE_NAME should be in Oracle EZCONNECT format:  
- <https://docs.oracle.com/en/database/oracle/oracle-database/19/netag/configuring-naming-methods.html#GUID-B0437826-43C1-49EC-A94D-B650B6A4A6EE>  
+ https://docs.oracle.com/en/database/oracle/oracle-database/19/netag/configuring-naming-methods.html#GUID-B0437826-43C1-49EC-A94D-B650B6A4A6EE> 
 19c Oracle Client supports enhanced EZCONNECT, you are able to failover to standby DB or gather some heavy metrics from active standby DB and specify some additional parameters. Within 19c client you are able to connect 12c primary/standby DB too :)
 
 For Example:
@@ -124,11 +123,8 @@ export DATA_SOURCE_NAME=user/password@//primaryhost:1521,standbyhost:1521/+ASM?a
 # Then run the exporter
 /path/to/binary/oracledb_exporter --log.level error --web.listen-address 0.0.0.0:9161
 ```
-
 ## Default-metrics requirement
-
 Make sure to grant `SYS` privilege on `SELECT` statement for the monitoring user, on the following tables.
-
 ```
 dba_tablespace_usage_metrics
 dba_tablespaces
@@ -332,7 +328,7 @@ This will try to connect to any available database to scrape for the metrics. Wi
 
 This example allows to achieve this:
 
-### Files & Folder
+### Files & Folder:
 
 - tns_admin folder: `/path/to/tns_admin`
 - tnsnames.ora file: `/path/to/tns_admin/tnsnames.ora`