docs(readme): remove GitHub Packages Maven config note (cryostatio#345)

README.md

@@ -15,35 +15,4 @@ Build:
 `./mvnw install` to compile this core library and publish the artifacts to the
 local Maven repository for consumption by other projects.
 
-Consumers of this build may pull it from the GitHub Packages registry. This
-registry requires authentication.
-
-Add or merge the following configuration into your `$HOME/.m2/settings.xml`,
-creating the file if it does not exist:
-
-```xml
-<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
-  <servers>
-    <server>
-      <id>github</id>
-      <username>$MY_GITHUB_USERNAME</username>
-      <password>$MY_GITHUB_ACCESSTOKEN</password>
-    </server>
-  </servers>
-</settings>
-```
-
-The token must have the `read:packages` permission. It is recommended that this
-is the *only* permission the token has.
-
-Then, add the following to your build's `pom.xml`:
-
-```xml
-<repositories>
-  <repository>
-    <id>github</id>
-    <url>https://maven.pkg.github.com/cryostatio/cryostat-core</url>
-  </repository>
-</repositories>
-```
+Consumers of this artifact may also pull it anonymously from Maven Central.