php and dotnet releases (#508)

diff --git a/_layouts/downloads.html b/_layouts/downloads.html
index cb26f77..73a0857 100644
--- a/_layouts/downloads.html
+++ b/_layouts/downloads.html
@@ -181,17 +181,17 @@
                       </div>
 
                       <div class="component-releases-structure theme-deeper-sky-blue">
-                        <p><ctitle>OpenWhisk Runtime Dotnet</ctitle>Supports functions written for .NET Core v2.2 and v3.1.</p>
+                        <p><ctitle>OpenWhisk Runtime Dotnet</ctitle>Supports functions written for .NET Core v3.1 and 6.0.</p>
                         <div class="component-release-artifact-list border-deeper-sky-blue">
-                          <version>1.16.0</version>
+                          <version>1.17.0</version>
                           <a
-                            href="https://www.apache.org/dyn/closer.cgi/openwhisk/openwhisk-runtime-dotnet-1.16.0-sources.tar.gz">
+                            href="https://www.apache.org/dyn/closer.cgi/openwhisk/openwhisk-runtime-dotnet-1.17.0-sources.tar.gz">
                             Source code</a>
                           <a
-                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-dotnet-1.16.0-sources.tar.gz.sha512">
+                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-dotnet-1.17.0-sources.tar.gz.sha512">
                             SHA-512 checksum</a>
                           <a
-                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-dotnet-1.16.0-sources.tar.gz.asc">
+                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-dotnet-1.17.0-sources.tar.gz.asc">
                             PGP signature</a>
                         </div>
                       </div>
@@ -245,17 +245,17 @@
                       </div>
 
                       <div class="component-releases-structure theme-deeper-sky-blue">
-                        <p><ctitle>OpenWhisk Runtime PHP</ctitle>Supports functions written for PHP v7.3, v7.4 or v8.0</p>
+                        <p><ctitle>OpenWhisk Runtime PHP</ctitle>Supports functions written for PHP v7.4, v8.0, or v8.1</p>
                         <div class="component-release-artifact-list border-deeper-sky-blue">
-                          <version>1.17.0</version>
+                          <version>1.18.0</version>
                           <a
-                            href="https://www.apache.org/dyn/closer.cgi/openwhisk/openwhisk-runtime-php-1.17.0-sources.tar.gz">
+                            href="https://www.apache.org/dyn/closer.cgi/openwhisk/openwhisk-runtime-php-1.18.0-sources.tar.gz">
                             Source code</a>
                           <a
-                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-php-1.17.0-sources.tar.gz.sha512">
+                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-php-1.18.0-sources.tar.gz.sha512">
                             SHA-512 checksum</a>
                           <a
-                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-php-1.17.0-sources.tar.gz.asc">
+                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-php-1.18.0-sources.tar.gz.asc">
                             PGP signature</a>
                         </div>
                       </div>