Update version strings to 1.18

PiperOrigin-RevId: 962756240
Change-Id: Ibb440cda59a55a1dafc721f00140cbe0d726d077

README.md

@@ -8,12 +8,12 @@ Our documentation is now live on GitHub Pages at
 https://google.github.io/googletest/. We recommend browsing the documentation on
 GitHub Pages rather than directly in the repository.
 
-#### Release 1.17.0
+#### Release 1.18.0
 
-[Release 1.17.0](https://github.com/google/googletest/releases/tag/v1.17.0) is
+[Release 1.18.0](https://github.com/google/googletest/releases/tag/v1.18.0) is
 now available.
 
-The 1.17.x branch
+The 1.18.x branch
 [requires at least C++17](https://opensource.google/documentation/policies/cplusplus-support#c_language_standard).
 
 #### Continuous Integration

docs/quickstart-bazel.md

@@ -48,7 +48,7 @@ with the following content:
 
 # Choose the most recent version available at
 # https://registry.bazel.build/modules/googletest
-bazel_dep(name = "googletest", version = "1.17.0")
+bazel_dep(name = "googletest", version = "1.18.0")
 ```
 
 Now you're ready to build C++ code that uses GoogleTest.

googletest/README.md

@@ -25,7 +25,7 @@ When building GoogleTest as a standalone project, the typical workflow starts
 with
 
 ```
-git clone https://github.com/google/googletest.git -b v1.17.0
+git clone https://github.com/google/googletest.git -b v1.18.0
 cd googletest        # Main directory of the cloned repository.
 mkdir build          # Create a directory to hold the build output.
 cd build