Update dependency jekyll-feed to v0.18.0

Gemfile.lock

@@ -7,7 +7,7 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.9.1)
+    addressable (2.9.2)
       public_suffix (>= 2.0.2, < 8.0)
     base64 (0.3.0)
     bigdecimal (3.3.1)
@@ -107,36 +107,36 @@ GEM
     rexml (3.4.4)
     rouge (4.7.0)
     safe_yaml (1.0.5)
-    sass-embedded (1.107.1)
+    sass-embedded (1.108.1)
       google-protobuf (~> 4.31)
       rake (~> 13.3)
-    sass-embedded (1.107.1-aarch64-linux-android)
+    sass-embedded (1.108.1-aarch64-linux-android)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-aarch64-linux-gnu)
+    sass-embedded (1.108.1-aarch64-linux-gnu)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-aarch64-linux-musl)
+    sass-embedded (1.108.1-aarch64-linux-musl)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-arm-linux-androideabi)
+    sass-embedded (1.108.1-arm-linux-androideabi)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-arm-linux-gnueabihf)
+    sass-embedded (1.108.1-arm-linux-gnueabihf)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-arm-linux-musleabihf)
+    sass-embedded (1.108.1-arm-linux-musleabihf)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-arm64-darwin)
+    sass-embedded (1.108.1-arm64-darwin)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-riscv64-linux-android)
+    sass-embedded (1.108.1-riscv64-linux-android)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-riscv64-linux-gnu)
+    sass-embedded (1.108.1-riscv64-linux-gnu)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-riscv64-linux-musl)
+    sass-embedded (1.108.1-riscv64-linux-musl)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-x86_64-darwin)
+    sass-embedded (1.108.1-x86_64-darwin)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-x86_64-linux-android)
+    sass-embedded (1.108.1-x86_64-linux-android)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-x86_64-linux-gnu)
+    sass-embedded (1.108.1-x86_64-linux-gnu)
       google-protobuf (~> 4.31)
-    sass-embedded (1.107.1-x86_64-linux-musl)
+    sass-embedded (1.108.1-x86_64-linux-musl)
       google-protobuf (~> 4.31)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)