osx: fix building in Xcode26.4

Author: Oleksiy-Yakovenko

osx/deadbeef.xcodeproj/project.pbxproj

@@ -20971,7 +20971,6 @@
 				CLANG_WARN_INT_CONVERSION = YES_ERROR;
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES_ERROR;
 				CLANG_WARN_SEMICOLON_BEFORE_METHOD_BODY = YES;
-				CLANG_WARN_SUSPICIOUS_IMPLICIT_CONVERSION = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				DEAD_CODE_STRIPPING = YES;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
@@ -21021,7 +21020,6 @@
 				CLANG_WARN_INT_CONVERSION = YES_ERROR;
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES_ERROR;
 				CLANG_WARN_SEMICOLON_BEFORE_METHOD_BODY = YES;
-				CLANG_WARN_SUSPICIOUS_IMPLICIT_CONVERSION = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				COPY_PHASE_STRIP = NO;
 				DEAD_CODE_STRIPPING = YES;