RFR: 8283049: Fix non-singleton LoggerFinder error message: s/on/one

[Daniel Fuchs]

On Thu, 10 Mar 2022 22:28:14 GMT, Carter Kozak <duke at openjdk.java.net> wrote:

> 8283049: Fix non-singleton LoggerFinder error message: s/on/one

I changed the bug title to match the PR title.

test/jdk/java/lang/System/LoggerFinder/internal/LoggerFinderLoaderTest/LoggerFinderLoaderTest.java line 233:

> 231:                         }
> 232:                     } else if (singleton) {
> 233:                         if (!warning.contains("java.util.ServiceConfigurationError: More than one LoggerFinder implementation")) {

please add 8283049 to the `@bug` list above since the test actually verifies the fix.

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PR: https://git.openjdk.java.net/jdk/pull/7780