minor #32968 Use assertEqualsWithDelta when needed (jderusse)

This PR was merged into the 3.4 branch.

Discussion
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Use assertEqualsWithDelta when needed

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #32844
| License       | MIT
| Doc PR        | NA

This PR replaces deprecated paramèter `$delta` of methods `assertEquals` by the dedicated method `assertEqualsWithDelta`

Commits
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3a0a901fdb Use assertEqualsWithDelta when required

Author: nicolas-grekas

Tests/NumberFormatter/AbstractNumberFormatterTest.php

@@ -806,7 +806,7 @@ public function testParseTypeDouble($value, $expectedValue)
     {
         $formatter = $this->getNumberFormatter('en', NumberFormatter::DECIMAL);
         $parsedValue = $formatter->parse($value, NumberFormatter::TYPE_DOUBLE);
-        $this->assertEquals($expectedValue, $parsedValue, '', 0.001);
+        $this->assertEqualsWithDelta($expectedValue, $parsedValue, 0.001);
     }
 
     public function parseTypeDoubleProvider()