Expand acronyms FQN and FQCN

Closes gh-33452

spring-beans/src/main/java/org/springframework/beans/factory/support/ConstructorResolver.java

@@ -1242,7 +1242,7 @@ class ConstructorResolver {
 	 * Return a {@link Predicate} for a parameter type that checks if its target
 	 * value is a {@link Class} and the value type is a {@link String}. This is
 	 * a regular use cases where a {@link Class} is defined in the bean
-	 * definition as an FQN.
+	 * definition as fully-qualified class name.
 	 * @param valueType the type of the value
 	 * @return a predicate to indicate a fallback match for a String to Class
 	 * parameter

spring-beans/src/main/resources/org/springframework/beans/factory/xml/spring-beans.dtd

@@ -451,8 +451,8 @@
 
 <!--
 	Specification of the type of an overloaded method argument as a String.
-	For convenience, this may be a substring of the FQN. E.g. all the
-	following would match "java.lang.String":
+	For convenience, this may be a substring of the fully-qualified class name.
+	E.g. all the following would match "java.lang.String":
 	- java.lang.String
 	- String
 	- Str

spring-beans/src/main/resources/org/springframework/beans/factory/xml/spring-beans.xsd

@@ -765,8 +765,8 @@
 				<xsd:annotation>
 					<xsd:documentation><![CDATA[
 	Specification of the type of an overloaded method argument as a String.
-	For convenience, this may be a substring of the FQN. E.g. all the
-	following would match "java.lang.String":
+	For convenience, this may be a substring of the fully-qualified class name.
+	E.g. all the following would match "java.lang.String":
 	- java.lang.String
 	- String
 	- Str