Build renderer/components/rnsvg with -std=c++20 (#2141)

RNSVG.podspec

@@ -27,7 +27,7 @@ Pod::Spec.new do |s|
       ss.header_dir           = "rnsvg"
       ss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/common/cpp\"" }
     end
-  else 
+  else
     s.platforms         = { :osx => "10.14", :ios => "10.0", :tvos => "9.2" }
     s.exclude_files      = 'apple/Utils/RNSVGFabricConversions.h'
     s.dependency           'React-Core'

android/src/main/jni/CMakeLists.txt

@@ -10,7 +10,7 @@ set(RNS_GENERATED_REACT_DIR ${RNS_GENERATED_JNI_DIR}/react/renderer/components/r
 add_compile_options(
   -fexceptions
   -frtti
-  -std=c++17
+  -std=c++20
   -Wall
   -Wpedantic
   -Wno-gnu-zero-variadic-macro-arguments