internal/scan: remove redundant newline for package and module mode

Change-Id: If35e3951c20ad3c98f8a940172933acce665e7bd
Reviewed-on: https://go-review.googlesource.com/c/vuln/+/551377
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Run-TryBot: Zvonimir Pavlinovic <zpavlinovic@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Maceo Thompson <maceothompson@google.com>

cmd/govulncheck/testdata/testfiles/source-module/source_module_text.ct

@@ -30,5 +30,4 @@ Vulnerability #2: GO-2021-0113
     Found in: golang.org/x/text@v0.3.5
     Fixed in: golang.org/x/text@v0.3.7
 
-
 Share feedback at https://go.dev/s/govulncheck-feedback.

cmd/govulncheck/testdata/testfiles/source-package/source_package_text.ct

@@ -29,5 +29,4 @@ Vulnerability #2: GO-2021-0113
     Found in: golang.org/x/text@v0.3.5
     Fixed in: golang.org/x/text@v0.3.7
 
-
 Share feedback at https://go.dev/s/govulncheck-feedback.

internal/scan/testdata/module-vuln.txt

@@ -12,5 +12,4 @@ Vulnerability #1: GO-0000-0001
     Fixed in: golang.org/vmod@v0.1.3
     Platforms: amd
 
-
 Share feedback at https://go.dev/s/govulncheck-feedback.

internal/scan/testdata/multi-stack-modlevel.txt

@@ -20,5 +20,4 @@ Vulnerability #2: GO-0000-0001
     Fixed in: golang.org/vmod@v0.1.3
     Platforms: amd
 
-
 Share feedback at https://go.dev/s/govulncheck-feedback.

internal/scan/testdata/package-vuln.txt

@@ -12,5 +12,4 @@ Vulnerability #1: GO-0000-0001
     Fixed in: golang.org/vmod@v0.1.3
     Platforms: amd
 
-
 Share feedback at https://go.dev/s/govulncheck-feedback.

internal/scan/text.go

@@ -75,7 +75,7 @@ func (h *TextHandler) Flush() error {
 	fixupFindings(h.osvs, h.findings)
 	h.byVulnerability(h.findings)
 	h.summary(h.findings)
-	h.print("\nShare feedback at https://go.dev/s/govulncheck-feedback.\n")
+	h.print("Share feedback at https://go.dev/s/govulncheck-feedback.\n")
 	if h.err != nil {
 		return h.err
 	}
@@ -298,7 +298,7 @@ func (h *TextHandler) traces(traces []*findingSummary) {
 func (h *TextHandler) summary(findings []*findingSummary) {
 	counters := counters(findings)
 	if counters.VulnerabilitiesCalled == 0 {
-		h.print(choose(h.scanLevel.WantSymbols(), "No vulnerabilities found.\n", ""))
+		h.print(choose(h.scanLevel.WantSymbols(), "No vulnerabilities found.\n\n", ""))
 		return
 	}
 	h.print(`Your code is affected by `)
@@ -316,7 +316,7 @@ func (h *TextHandler) summary(findings []*findingSummary) {
 		}
 		h.print(` the Go standard library`)
 	}
-	h.print(".\n")
+	h.print(".\n\n")
 }
 
 func (h *TextHandler) style(style style, values ...any) {