GH-2375 - Upgrade to Spring Framework 7.0 RC1.

Author: odrotbohm

pom.xml

@@ -85,7 +85,7 @@
 		<nullaway.version>0.12.7</nullaway.version>
 		<reactor-bom.version>2025.0.0-RC1</reactor-bom.version>
 		<slf4j.version>2.0.17</slf4j.version>
-		<spring.version>7.0.0-M9</spring.version>
+		<spring.version>7.0.0-RC1</spring.version>
 		<spring-plugin.version>4.0.0-M1</spring-plugin.version>
 		<kotlin.version>2.2.20</kotlin.version>
 		<kotlinx-coroutines.version>1.10.2</kotlinx-coroutines.version>