docs: spelling correction for "targetting" (#525)

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Synth log will be available here:
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Source-Link: googleapis/synthtool@15013ef

packages/google-cloud-compute/README.md

@@ -114,7 +114,7 @@ Our client libraries follow the [Node.js release schedule](https://nodejs.org/en
 Libraries are compatible with all current _active_ and _maintenance_ versions of
 Node.js.
 
-Client libraries targetting some end-of-life versions of Node.js are available, and
+Client libraries targeting some end-of-life versions of Node.js are available, and
 can be installed via npm [dist-tags](https://docs.npmjs.com/cli/dist-tag).
 The dist-tags follow the naming convention `legacy-(version)`.
 

packages/google-cloud-compute/synth.metadata

@@ -4,67 +4,15 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/nodejs-compute.git",
-        "sha": "b4148344cbf7904eee8f4da19066b47b1165daee"
+        "sha": "f0f8faee962b5463b26c7551adae67a724875a55"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ba9918cd22874245b55734f57470c719b577e591"
+        "sha": "15013eff642a7e7e855aed5a29e6e83c39beba2a"
       }
     }
-  ],
-  "generatedFiles": [
-    ".eslintignore",
-    ".eslintrc.json",
-    ".gitattributes",
-    ".github/ISSUE_TEMPLATE/bug_report.md",
-    ".github/ISSUE_TEMPLATE/feature_request.md",
-    ".github/ISSUE_TEMPLATE/support_request.md",
-    ".github/PULL_REQUEST_TEMPLATE.md",
-    ".github/release-please.yml",
-    ".github/workflows/ci.yaml",
-    ".kokoro/.gitattributes",
-    ".kokoro/common.cfg",
-    ".kokoro/continuous/node10/common.cfg",
-    ".kokoro/continuous/node10/docs.cfg",
-    ".kokoro/continuous/node10/test.cfg",
-    ".kokoro/continuous/node12/common.cfg",
-    ".kokoro/continuous/node12/lint.cfg",
-    ".kokoro/continuous/node12/samples-test.cfg",
-    ".kokoro/continuous/node12/system-test.cfg",
-    ".kokoro/continuous/node12/test.cfg",
-    ".kokoro/docs.sh",
-    ".kokoro/lint.sh",
-    ".kokoro/populate-secrets.sh",
-    ".kokoro/presubmit/node10/common.cfg",
-    ".kokoro/presubmit/node12/common.cfg",
-    ".kokoro/presubmit/node12/samples-test.cfg",
-    ".kokoro/presubmit/node12/system-test.cfg",
-    ".kokoro/presubmit/node12/test.cfg",
-    ".kokoro/publish.sh",
-    ".kokoro/release/docs-devsite.cfg",
-    ".kokoro/release/docs-devsite.sh",
-    ".kokoro/release/docs.cfg",
-    ".kokoro/release/docs.sh",
-    ".kokoro/release/publish.cfg",
-    ".kokoro/samples-test.sh",
-    ".kokoro/system-test.sh",
-    ".kokoro/test.bat",
-    ".kokoro/test.sh",
-    ".kokoro/trampoline.sh",
-    ".kokoro/trampoline_v2.sh",
-    ".nycrc",
-    ".prettierignore",
-    ".prettierrc.js",
-    ".trampolinerc",
-    "CODE_OF_CONDUCT.md",
-    "CONTRIBUTING.md",
-    "LICENSE",
-    "README.md",
-    "api-extractor.json",
-    "renovate.json",
-    "samples/README.md"
   ]
 }