build: bump version to v30.0rc1

Author: fanquake

CMakeLists.txt

@@ -28,10 +28,10 @@ get_directory_property(precious_variables CACHE_VARIABLES)
 #=============================
 set(CLIENT_NAME "Bitcoin Core")
 set(CLIENT_VERSION_MAJOR 30)
-set(CLIENT_VERSION_MINOR 99)
+set(CLIENT_VERSION_MINOR 0)
 set(CLIENT_VERSION_BUILD 0)
-set(CLIENT_VERSION_RC 0)
-set(CLIENT_VERSION_IS_RELEASE "false")
+set(CLIENT_VERSION_RC 1)
+set(CLIENT_VERSION_IS_RELEASE "true")
 set(COPYRIGHT_YEAR "2025")
 
 # During the enabling of the CXX and CXXOBJ languages, we modify