Add the new release to interop matrix.

tools/interop_matrix/client_matrix.py

@@ -109,6 +109,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.31.1', ReleaseInfo(testcases_file='cxx__v1.31.1')),
             ('v1.32.0', ReleaseInfo()),
             ('v1.33.2', ReleaseInfo()),
+            ('v1.34.0', ReleaseInfo()),
         ]),
     'go':
         OrderedDict([
@@ -291,6 +292,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.31.1', ReleaseInfo(runtimes=['python'])),
             ('v1.32.0', ReleaseInfo(runtimes=['python'])),
             ('v1.33.2', ReleaseInfo(runtimes=['python'])),
+            ('v1.34.0', ReleaseInfo(runtimes=['python'])),
         ]),
     'node':
         OrderedDict([
@@ -353,6 +355,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.31.1', ReleaseInfo()),
             ('v1.32.0', ReleaseInfo()),
             ('v1.33.2', ReleaseInfo()),
+            ('v1.34.0', ReleaseInfo()),
         ]),
     'php':
         OrderedDict([
@@ -388,6 +391,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.31.1', ReleaseInfo()),
             ('v1.32.0', ReleaseInfo()),
             ('v1.33.2', ReleaseInfo()),
+            ('v1.34.0', ReleaseInfo()),
         ]),
     'csharp':
         OrderedDict([
@@ -428,5 +432,6 @@ LANG_RELEASE_MATRIX = {
             ('v1.31.1', ReleaseInfo()),
             ('v1.32.0', ReleaseInfo()),
             ('v1.33.2', ReleaseInfo()),
+            ('v1.34.0', ReleaseInfo()),
         ]),
 }