Refs #24612. Update RELEASE_SUPPORT.

Signed-off-by: Miguel Company <miguelcompany@eprosima.com>

Author: MiguelCompany

RELEASE_SUPPORT.md

@@ -19,8 +19,7 @@ This period applies since the end of standard support date to the end of life (E
 
 |Version|Version branch|Latest Release|Release Date|End of Standard Support Date|EOL Date|
 |-------|--------------|--------------|------------|----------------------------|--------|
-|3.6|[3.6.x](https://github.com/eProsima/Fast-DDS/tree/3.6.x) (LTS)|Not yet released|March 2026|March 2027 [^*]|March 2027 [^*]|
-|3.4|[3.4.x](https://github.com/eProsima/Fast-DDS/tree/3.4.x)|[v3.4.0](https://github.com/eProsima/Fast-DDS/releases/tag/v3.4.0)|October 2025|April 2026|April 2026|
+|3.6|[3.6.x](https://github.com/eProsima/Fast-DDS/tree/3.6.x) (LTS)|[v3.6.1](https://github.com/eProsima/Fast-DDS/releases/tag/v3.6.1)|March 2026|March 2027 [^*]|March 2027 [^*]|
 |3.2|[3.2.x](https://github.com/eProsima/Fast-DDS/tree/3.2.x) (LTS)|[v3.2.3](https://github.com/eProsima/Fast-DDS/releases/tag/v3.2.3)|March 2025|March 2026 [^*]|March 2026 [^*]|
 |2.14|[2.14.x](https://github.com/eProsima/Fast-DDS/tree/2.14.x) (LTS)|[v2.14.6](https://github.com/eProsima/Fast-DDS/releases/tag/v2.14.6)|March 2024|May 2026 [^*]|May 2029 [^*]|
 |2.6|[2.6.x](https://github.com/eProsima/Fast-DDS/tree/2.6.x) (LTS)|[v2.6.11](https://github.com/eProsima/Fast-DDS/releases/tag/v2.6.11)|March 2022|July 2024|May 2027[^*]|
@@ -34,6 +33,7 @@ A detailed view of the features of each supported version is available at [Fast
 |Version|Version branch|Latest Release|Release Date|EOL Date|
 |-------|--------------|--------------|------------|--------|
 |3.5|[3.5.x](https://github.com/eProsima/Fast-DDS/tree/3.5.x)|[v3.5.0](https://github.com/eProsima/Fast-DDS/releases/tag/v3.5.0)|February 2026|April 2026|
+|3.4|[3.4.x](https://github.com/eProsima/Fast-DDS/tree/3.4.x)|[v3.4.0](https://github.com/eProsima/Fast-DDS/releases/tag/v3.4.0)|October 2025|June 2026|
 |3.3|[3.3.x](https://github.com/eProsima/Fast-DDS/tree/3.3.x)|[v3.3.1](https://github.com/eProsima/Fast-DDS/releases/tag/v3.3.1)|July 2025|January 2026|
 |3.1|[3.1.x](https://github.com/eProsima/Fast-DDS/tree/3.1.x)|[v3.1.3](https://github.com/eProsima/Fast-DDS/releases/tag/v3.1.3)|October 2024|June 2025|
 |3.0|[3.0.x](https://github.com/eProsima/Fast-DDS/tree/3.0.x)|[v3.0.2](https://github.com/eProsima/Fast-DDS/releases/tag/v3.0.2)|August 2024|February 2025|