Simplify the package podspec file in terms of new architecture

It turns out that the podspec file of the package still included checks for the new architecture.
As this is not needed it was removed in this commit, simplifying the podspec.

Author: BartoszKlonowski

package/react-native-slider.podspec

@@ -2,9 +2,6 @@ require 'json'
 
 package = JSON.parse(File.read(File.join(__dir__, 'package.json')))
 
-folly_compiler_flags = '-DFOLLY_NO_CONFIG -DFOLLY_MOBILE=1 -DFOLLY_USE_LIBCPP=1 -Wno-comma -Wno-shorten-64-to-32'
-new_arch_enabled = ENV['RCT_NEW_ARCH_ENABLED'] == '1'
-
 Pod::Spec.new do |s|
   s.name         = "react-native-slider"
   s.version      = package['version']
@@ -18,33 +15,26 @@ Pod::Spec.new do |s|
   s.source       = { :git => "https://github.com/callstack/react-native-slider.git", :tag => "v#{s.version}" }
   s.source_files = "ios/**/*.{h,m,mm}"
 
-  if new_arch_enabled
-    s.subspec "common" do |ss|
-        ss.source_files         = "common/cpp/**/*.{cpp,h}"
-        ss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/common/cpp\"" }
-    end
+  s.subspec "common" do |ss|
+    ss.source_files         = "common/cpp/**/*.{cpp,h}"
+    ss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/common/cpp\"" }
   end
 
   if defined?(install_modules_dependencies)
     install_modules_dependencies(s)
   else
     s.dependency 'React-Core'
-
-    # This guard prevent to install the dependencies when we run `pod install` in the old architecture.
-    if new_arch_enabled then
-      s.compiler_flags = folly_compiler_flags + " -DRCT_NEW_ARCH_ENABLED=1"
-      s.pod_target_xcconfig    = {
-          "HEADER_SEARCH_PATHS" => "\"$(PODS_ROOT)/boost\"",
-          "OTHER_CPLUSPLUSFLAGS" => "-DFOLLY_NO_CONFIG -DFOLLY_MOBILE=1 -DFOLLY_USE_LIBCPP=1",
-          "CLANG_CXX_LANGUAGE_STANDARD" => "c++17"
-      }
-
-      s.dependency "React-RCTFabric"
-      s.dependency "React-Codegen"
-      s.dependency "RCT-Folly"
-      s.dependency "RCTRequired"
-      s.dependency "RCTTypeSafety"
-      s.dependency "ReactCommon/turbomodule/core"
-    end
+    s.compiler_flags = "-DFOLLY_NO_CONFIG -DFOLLY_MOBILE=1 -DFOLLY_USE_LIBCPP=1 -Wno-comma -Wno-shorten-64-to-32 -DRCT_NEW_ARCH_ENABLED=1"
+    s.pod_target_xcconfig = {
+      "HEADER_SEARCH_PATHS" => "\"$(PODS_ROOT)/boost\"",
+      "OTHER_CPLUSPLUSFLAGS" => "-DFOLLY_NO_CONFIG -DFOLLY_MOBILE=1 -DFOLLY_USE_LIBCPP=1",
+      "CLANG_CXX_LANGUAGE_STANDARD" => "c++17"
+    }
+    s.dependency "React-RCTFabric"
+    s.dependency "React-Codegen"
+    s.dependency "RCT-Folly"
+    s.dependency "RCTRequired"
+    s.dependency "RCTTypeSafety"
+    s.dependency "ReactCommon/turbomodule/core"
   end
 end