math/kfr: Fix build

When applying patch from PR 288643 new files got lost, add these
to unbreak build

PR:		288643
Approved by:	blanket (build fix)

math/kfr/files/patch-CMakeLists.txt

@@ -0,0 +1,19 @@
+--- CMakeLists.txt.orig	2025-07-18 13:33:23 UTC
++++ CMakeLists.txt
+@@ -180,8 +180,6 @@ option(ENABLE_TESTS "Enable KFR tests" OFF)
+        "Multiple architectures will be built with runtime dispatch" ON)
+ 
+ option(ENABLE_TESTS "Enable KFR tests" OFF)
+-cmake_dependent_option(ENABLE_EXAMPLES "Enable KFR examples" ON "ENABLE_TESTS"
+-                       OFF)
+ if (CLANG)
+     option(KFR_ENABLE_DFT "Enable DFT and related algorithms." ON)
+ else ()
+@@ -390,7 +388,6 @@ if (ENABLE_EXAMPLES)
+ endif ()
+ 
+ if (ENABLE_EXAMPLES)
+-    add_subdirectory(examples)
+     add_subdirectory(tools)
+ endif ()
+ if (ENABLE_TESTS)

math/kfr/files/patch-tools_CMakeLists.txt

@@ -0,0 +1,10 @@
+--- tools/CMakeLists.txt.orig	2025-08-02 10:33:46 UTC
++++ tools/CMakeLists.txt
+@@ -23,5 +23,5 @@ target_link_libraries(sample_rate_converter kfr kfr_ds
+ add_executable(sample_rate_converter sample_rate_converter.cpp)
+ target_link_libraries(sample_rate_converter kfr kfr_dsp kfr_io use_arch)
+ 
+-add_executable(ebu_test ebu_test.cpp)
+-target_link_libraries(ebu_test kfr kfr_io use_arch)
++#add_executable(ebu_test ebu_test.cpp)
++#target_link_libraries(ebu_test kfr kfr_io use_arch)

math/kfr/files/patch-tools_sample__rate__converter.cpp

@@ -0,0 +1,11 @@
+--- tools/sample_rate_converter.cpp.orig	2025-08-02 11:51:50 UTC
++++ tools/sample_rate_converter.cpp
+@@ -18,7 +18,7 @@ int main(int argc, char** argv)
+     println(library_version());
+     if (argc < 4)
+     {
+-        println("Usage: sample_rate_converter <INPUT_FILE> <OUTPUT_FILE> <TARGET_SAMPLE_RATE>");
++        println("Usage: kfr_src <INPUT_FILE> <OUTPUT_FILE> <TARGET_SAMPLE_RATE>");
+         println("Supported formats: WAV/W64, 16, 24, 32-bit PCM, 32, 64-bit IEEE");
+         return 1;
+     }