chore: remove repetitive words

Signed-off-by: deterclosed <fliter@outlook.com>
(cherry picked from commit dd37787ffd)

cmd/helm/upgrade.go

@@ -115,7 +115,7 @@ func newUpgradeCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
 				client.DryRunOption = "none"
 			}
 			// Fixes #7002 - Support reading values from STDIN for `upgrade` command
-			// Must load values AFTER determining if we have to call install so that values loaded from stdin are are not read twice
+			// Must load values AFTER determining if we have to call install so that values loaded from stdin are not read twice
 			if client.Install {
 				// If a release does not exist, install it.
 				histClient := action.NewHistory(cfg)

pkg/cli/environment.go

@@ -44,7 +44,7 @@ const defaultMaxHistory = 10
 // defaultBurstLimit sets the default client-side throttling limit
 const defaultBurstLimit = 100
 
-// defaultQPS sets the default QPS value to 0 to to use library defaults unless specified
+// defaultQPS sets the default QPS value to 0 to use library defaults unless specified
 const defaultQPS = float32(0)
 
 // EnvSettings describes all of the environment settings.