Fix various linting errors

src/utils.js

@@ -79,4 +79,4 @@ export const fabricjs2pdfasPosition = (data) => {
         w: Math.round(data.width), // only width, no "height" allowed in PDF-AS
         p: data.currentPage
     };
-}
\ No newline at end of file
+};

src/vpu-official-signature-pdf-upload.js

@@ -651,7 +651,7 @@ class OfficialSignaturePdfUpload extends ScopedElementsMixin(VPUSignatureLitElem
     /**
      * Returns the list of queued files
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getQueuedFilesHtml() {
         const ids = Object.keys(this.queuedFiles);
@@ -695,7 +695,7 @@ class OfficialSignaturePdfUpload extends ScopedElementsMixin(VPUSignatureLitElem
     /**
      * Returns the list of successfully signed files
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getSignedFilesHtml() {
         const ids = Object.keys(this.signedFiles);
@@ -723,7 +723,7 @@ class OfficialSignaturePdfUpload extends ScopedElementsMixin(VPUSignatureLitElem
     /**
      * Returns the list of files of failed signature processes
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getErrorFilesHtml() {
         const ids = Object.keys(this.errorFiles);

src/vpu-qualified-signature-pdf-upload.js

@@ -782,7 +782,7 @@ class QualifiedSignaturePdfUpload extends ScopedElementsMixin(VPUSignatureLitEle
     /**
      * Returns the list of queued files
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getQueuedFilesHtml() {
         const ids = Object.keys(this.queuedFiles);
@@ -826,7 +826,7 @@ class QualifiedSignaturePdfUpload extends ScopedElementsMixin(VPUSignatureLitEle
     /**
      * Returns the list of successfully signed files
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getSignedFilesHtml() {
         const ids = Object.keys(this.signedFiles);
@@ -854,7 +854,7 @@ class QualifiedSignaturePdfUpload extends ScopedElementsMixin(VPUSignatureLitEle
     /**
      * Returns the list of files of failed signature processes
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getErrorFilesHtml() {
         const ids = Object.keys(this.errorFiles);

src/vpu-signature-verification.js

@@ -575,7 +575,7 @@ class SignatureVerification extends ScopedElementsMixin(VPUSignatureLitElement)
     /**
      * Returns the list of queued files
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getQueuedFilesHtml() {
         const ids = Object.keys(this.queuedFiles);
@@ -610,7 +610,7 @@ class SignatureVerification extends ScopedElementsMixin(VPUSignatureLitElement)
     /**
      * Returns the list of successfully signed files
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getVerifiedFilesHtml() {
         const ids = Object.keys(this.verifiedFiles);
@@ -665,7 +665,7 @@ class SignatureVerification extends ScopedElementsMixin(VPUSignatureLitElement)
     /**
      * Returns the list of files of failed signature processes
      *
-     * @returns {*[]}
+     * @returns {*[]} Array of html templates
      */
     getErrorFilesHtml() {
         const ids = Object.keys(this.errorFiles);