remove patch applied upstream

debian/patches/clang-soname-extract-version.diff

@@ -1,22 +0,0 @@
-Index: llvm-toolchain-13_13.0.0~++20210730102409+6eaf46beb462/clang/tools/libclang/CMakeLists.txt
-===================================================================
---- llvm-toolchain-13_13.0.0~++20210730102409+6eaf46beb462.orig/clang/tools/libclang/CMakeLists.txt
-+++ llvm-toolchain-13_13.0.0~++20210730102409+6eaf46beb462/clang/tools/libclang/CMakeLists.txt
-@@ -48,6 +48,8 @@ set(LIBS
-   clangTooling
- )
- 
-+SET(CLANG_SONAME 13)
-+
- if (CLANG_ENABLE_ARCMT)
-   list(APPEND LIBS clangARCMigrate)
- endif ()
-@@ -171,7 +173,7 @@ if(ENABLE_SHARED)
-     # LLVM_VERSION_MAJOR.
-     set_target_properties(libclang PROPERTIES
-                           VERSION ${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX}
--                          SOVERSION 13)
-+                          SOVERSION ${CLANG_SONAME})
-   endif()
- endif()
- 

debian/patches/series

@@ -142,7 +142,6 @@ lld-use-link-atomic-i386.diff
 lower-python-dep.diff
 scan-build-py-fix-analyze-path.diff
 scan-build-py-fix-default-bin.diff
-clang-soname-extract-version.diff
 
 libclc-llvm-spirv.diff
 omp-riscv64.patch