HADOOP-18975 fips: improve docs

Change-Id: Iee7456b6b44e470f4c8191d0f55443638d61b3ed

Author: steveloughran

hadoop-tools/hadoop-aws/src/site/markdown/tools/hadoop-aws/connecting.md

@@ -313,30 +313,9 @@ Declaring the region for the data is simpler, as it avoid having to look up the
 It is possible to use [FIPs-compliant](https://www.nist.gov/itl/fips-general-information) endpoints which
 support a restricted subset of TLS algorithms.
 
-Amazon provide a specific set of [FIPS endpoints](https://aws.amazon.com/compliance/fips/) to use so as to be confident that the network communication is compliant with the standard.
-
-```xml
-  
-<property>
-  <name>us-west-2.fips.endpoint</name>
-  <value>s3-fips.us-west-2.amazonaws.com</value>
-</property>
-
-<property>
-  <name>fs.s3a.bucket.example-usw2.endpoint</name>
-  <value>${us-west-2.fips.endpoint}</value>
-</property>
-
-<property>
-  <name>fs.s3a.bucket.example-usw2.endpoint.region</name>
-  <value>us-west-2</value>
-</property>
-
-<property>
-  <name>us-west-2.endpoint</name>
-  <value>s3-us-west-2.amazonaws.com</value>
-</property>
-```
+Amazon provide a specific set of [FIPS endpoints](https://aws.amazon.com/compliance/fips/)
+to use so callers can be confident that the network communication is compliant with the standard:
+non-compliant algorithms are unavailable.
 
 The boolean option `fs.s3a.endpoint.fips` (default `false`) switches the S3A connector to using the FIPS endpoint of a region.