test: remove the httptest2 style test files

Author: AliSajid

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: drugfindR
 Title: Investigate iLINCS for candidate repurposable drugs
-Version: 0.99.1291
+Version: 0.99.1292
 Authors@R: c(
     person(given = c("Ali", "Sajid"),
            family = "Imami",

codemeta.json

@@ -7,7 +7,7 @@
   "codeRepository": "https://github.com/CogDisResLab/drugfindR",
   "issueTracker": "https://github.com/CogDisResLab/drugfindR/issues",
   "license": "https://spdx.org/licenses/GPL-3.0",
-  "version": "0.99.1291",
+  "version": "0.99.1292",
   "programmingLanguage": {
     "@type": "ComputerLanguage",
     "name": "R",
@@ -384,7 +384,7 @@
   "applicationCategory": "Genomics",
   "isPartOf": "https://bioconductor.org",
   "keywords": ["LINCS", "iLINCS", "drugrepurposing", "drugdiscovery", "transcriptomics", "geneexpression", "geneknockdown", "geneoverexpression", "chemicalperturbagen", "drugfindR"],
-  "fileSize": "3041.767KB",
+  "fileSize": "2711.188KB",
   "releaseNotes": "https://github.com/CogDisResLab/drugfindR/blob/master/NEWS.md",
   "contIntegration": ["https://github.com/CogDisResLab/drugfindR/actions/workflows/rworkflows.yml", "https://app.codecov.io/gh/CogDisResLab/drugfindR?branch=devel"],
   "developmentStatus": "https://lifecycle.r-lib.org/articles/stages.html#experimental"