Update system requirements on website (#172)

* Mention dropped Centos7/RHEL7 support in release notes
* Update installation requirements

Author: marcelkost

website/docs/installation.md

@@ -38,8 +38,8 @@ The Hyper API only supports 64-bit platforms. It has the following minimum hardw
 - macOS 13.0 or newer (for Apple Silicon)
 - Microsoft Windows 8 or newer (64-bit)
 - Microsoft Windows Server 2016, 2012, 2012 R2, 2008 R2, 2019, 2022
-- Ubuntu 18.04 LTS, 20.04 LTS and 22.04 LTS
-- Amazon Linux 2, Red Hat Enterprise Linux (RHEL) 7.3+ and 8.3+, CentOS 7.9+, Oracle Linux 7.3+
+- Ubuntu 18.04 LTS and newer
+- Amazon Linux 2023, Red Hat Enterprise Linux (RHEL) 8.3+ and 9.x+, Oracle Linux 8.3+ and 9.x+, CentOS Stream 8.3+ and 9.x
 
 ## Language-specific Requirements
 

website/docs/releases.md

@@ -83,6 +83,7 @@ In case you are wondering why all our releases start with `0.0`, read [this FAQ
   * There are two new output formats `EXPLAIN (FORMAT TERSE_JSON)` and `EXPLAIN (FORMAT SCHEMA)`
 * Update Unicode support from Unicode 14.0 to 15.1
 * Update Hyper's collation tables from CLDR 71 to CLDR 74. Besides corrections this also adds new collations to Hyper.
+* Dropped Centos7/RHEL7 support (in line with Tableau Server 2025.1 dropping Centos7/RHEL7 support).
 
 ### 0.0.19691 [July 4, 2024]