Azure Load testing prepare for 2025-01-20 release (#43794)

* Update CHANGELOG.md

* Update pom.xml

* Update version_client.txt

Author: venkatr21

eng/versioning/version_client.txt

@@ -124,7 +124,7 @@ com.azure:azure-data-schemaregistry-jsonschema;1.0.0;1.1.0-beta.1
 com.azure:azure-data-tables;12.5.0;12.6.0-beta.1
 com.azure:azure-data-tables-perf;1.0.0-beta.1;1.0.0-beta.1
 com.azure:azure-developer-devcenter;1.0.6;1.1.0-beta.1
-com.azure:azure-developer-loadtesting;1.0.19;1.0.19
+com.azure:azure-developer-loadtesting;1.0.19;1.0.20
 com.azure:azure-digitaltwins-core;1.4.0;1.5.0-beta.1
 com.azure:azure-e2e;1.0.0-beta.1;1.0.0-beta.1
 com.azure:azure-health-deidentification;1.0.0;1.0.0-beta.2

sdk/loadtesting/azure-developer-loadtesting/CHANGELOG.md

@@ -1,12 +1,6 @@
 # Release History
 
-## 1.0.19 (Unreleased)
-
-### Features Added
-
-### Breaking Changes
-
-### Bugs Fixed
+## 1.0.20 (2025-01-20)
 
 ### Other Changes
 

sdk/loadtesting/azure-developer-loadtesting/pom.xml

@@ -9,7 +9,7 @@
 
   <groupId>com.azure</groupId>
   <artifactId>azure-developer-loadtesting</artifactId>
-  <version>1.0.19</version> <!-- {x-version-update;com.azure:azure-developer-loadtesting;current} -->
+  <version>1.0.20</version> <!-- {x-version-update;com.azure:azure-developer-loadtesting;current} -->
   <packaging>jar</packaging>
 
   <name>Microsoft Azure SDK for Load Testing</name>