Bump min required KF to 5.85

CMakeLists.txt

@@ -13,7 +13,7 @@ set(MARKDOWNPART_VERSION "${MARKDOWNPART_BASE_VERSION}.${RELEASE_SERVICE_COMPACT
 project(markdownpart VERSION ${MARKDOWNPART_VERSION})
 
 set(QT_MIN_VERSION "5.15.0")
-set(KF_MIN_VERSION "5.80.0")
+set(KF_MIN_VERSION "5.85.0")
 
 find_package(ECM ${KF_MIN_VERSION} REQUIRED NO_MODULE)
 set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
@@ -36,16 +36,7 @@ find_package(KF5 ${KF_MIN_VERSION} REQUIRED COMPONENTS
 add_definitions(
     -DQT_DISABLE_DEPRECATED_BEFORE=0x050F00
     -DQT_DEPRECATED_WARNINGS_SINCE=0x060000
-    -DQT_USE_QSTRINGBUILDER
-    -DQT_NO_CAST_TO_ASCII
-    -DQT_NO_CAST_FROM_ASCII
-    -DQT_NO_CAST_FROM_BYTEARRAY
-    -DQT_NO_URL_CAST_FROM_STRING
-    -DQT_STRICT_ITERATORS
-    -DQT_NO_KEYWORDS
-    -DQT_NO_FOREACH
-    -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT
-    -DKF_DISABLE_DEPRECATED_BEFORE_AND_AT=0x055200
+    -DKF_DISABLE_DEPRECATED_BEFORE_AND_AT=0x055400
     -DKF_DEPRECATED_WARNINGS_SINCE=0x060000
 )